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专题02阅读理解之说明文1.（2020届江西省重点中学盟校高三第一次联考）Scientistssaythey'vedevelopedasystemusingmachinelearningtopredictwhen

andwherelightingwillstrike.TheresearchwasledbyengineersfromtheSwissFederalInstituteofTechnologyinLausanne,Switzerland.Europeanresea

rchershaveestimatedthatbetween6,000and24,000peoplearekilledbylightningworldwideeachyear.Thestrikescanal

socausepoweroutages,destroyproperty,damageelectricalequipmentandstartforestfires.Forthesereasons,climatescientistshavelongsoughtt

odevelopmethodstopredictandcontrollightning.IntheUnitedStatesandotherplaces,ground-basedsensingdevicesar

eusedtoidentifystrikesastheyhappen.But,nosystemhasbeencreatedtoeffectivelypredictlightning.Thesystemtestedintheexperimentsusedacombinatio

nofdatafromweatherstationsandmachinelearningmethods.Theresearchersdevelopedapredictionmodelthatwastraine

dtorecognizeweatherconditionsthatwerelikelytocauselightning.Themodelwascreatedwithdatacollectedovera12-yearperiodfrom12Swissweathers

tationsincitiesandmountainareas.Thedatarelatedtofourmainsurfaceconditions:airpressure,airtemperature,relativehumidityandwindspeed.Th

eatmosphericdatawasplacedintoamachinelearningalgorithm（算法）,whichcomparedittorecordsoflightningstrikes.Researcherssaythealgorithmwas

thenabletolearntheconditionsunderwhichlightninghappens.AmirhosseinMostajabiisaPhDstudentattheinstitutewholedthedevelopmentofthemethod.Hesaid,

―currentsystemsforgatheringsuchdataareslowandcomplexandrequirecostlycollectionequipmentlikeradarorsatellites.

‖―Ourmethodusesdatathatcanbeobtainedfromanyweatherstation,‖Mostajabisaid.―Thiswillimprovedatacollectioninveryremoteare

asnotcoveredbyradarandsatelliteorinplaceswherecommunicationsystemshavebeencut,‖beadded.Theresearchersplantokeepdevelopingthetechnology

inpartnershipwithaEuropeaneffortthataimstocreatealightningprotectionsystem.TheeffortiscalledtheEuropeanLaserLightningRodproject.

8．Whyhaveclimatescientiststriedtopredictandcontrollighting?A．Tocollectrelativedata.B．Toreducethedestructionlightninghasbeencausing.C．Tocreate

ascientificsystem.D．Todoresearchinrelationtomachinelearning.9．Thefourmentionedsurfaceconditionsincludeallthefollow

ingEXCEPT________.A．airpollutionB．windspeedC．relativehumidityD．airtemperature10．Whatdoestheunderlinedword―it‖inparagraph5referto?A．lighting

.B．thesystembeingtested.C．theatmosphericdata.D．themachinelearningalgorithm.11．WhatcanwelearnaboutMostajabifromthepassag

e?A．Hedevelopedthemethodandthesystemhimself.B．Hethinksthecurrentsystemsaretooslowandsimple.C．HeisaprofessorattheSwissFederalInstituteofTechnology.D．H

ebelievestheirsystemdoesmuchbetterindatacollection.2.（2020届辽宁省大连市第二十四中学高三模拟）SHORTLISTOFLONDON'SBESTIfyouhavelimi

tedvisitingtimewerecommendyoufollowthislist.1)HousesofParliament.TheguidedtoursoftheHousesofParliamentareexcellent,in

anylanguageyouwant,andgetyoutoplacesthatevennormalBritscan't.However,whenParliamentissitting,theyarenotrunning,butyoucanstillgetin

.2)HamptonCourt.WeratethisasoneofthebestattractionsinEurope.Awholesuccessionofkingsandqueenshaveadded

toHenryVIII‘soriginalpalace.Therelieafantasticpark(byCapabilityBrown)andgardens(includingthefamousmaze),andTudorkitchensandoneofth

elastremainingRealTenniscourts.Lotsoffree(onceyou'vepaidtheadmission)guidedtours,someincostume,bypeoplewhoknowandlovetheplace.It'salso

surroundedbyaseriesofparksandmakesagreatdestinationforabiketrip-trainout(30minutesfromWaterloo),bike

back(12miles)alongtheriver.WepreferittotheTowerofLondon-you'llprobablywanttovisitboth,itknocksthespotsoffBuckinghamPalac

e.3)TheRiver.WalkalongtheSouthBankfromTowerBridgetoLambeth.ThebestofLondonisspreadoutforyou:TheTowerofLondon&Tow

erBridge,TheHousesofParliament,LambethPalace(residenceoftheArchbishopofCanterbury),Shakespeare'sGlobetheatre,BothTateGalleries,StPaul'sC

athedral,TheSouthBankCentre,TheTemple,TheLondonEye,WestminsterAbbey,SomersetHouse.(A2hourwalkifyoudon'tstopforlong).Oryo

ucantakeaboatouttoGreenwich,theThamesBarrierortheDome.4)WestminsterAbbey.WheretheycrownKings.Anunreasonableadmissioncharge(shouldrea

llybefreeorvoluntarydonation),butamasterpieceanyway.Ifyougetboredofwaitinginthequeue,orpackeddownbythecrowds,hurryyourselfofftotheCitywherethere

'smoresquarespaceofhistoricchurch,andempty.5)TheTheatre.It'dbeacrimetovisitLondonandnottakeinashow.Londoners

havebeenpassionateabouttheatreforcenturies.Notonlyisthequalityhigh,butthepriceislow—onethirdthepriceofBr

oadway.1．WhichtourwillaforeignstudentstudyingthehistoryofBritishRoyalFamilymostprobablyprefer？A．thetourtoWestminsterAbbeyB．thetourtoTowerBridgeC．thet

ourtoSomersetHouseD．thetourtoHamptonCourt2．Whattimedoestheunderlinedstatement―whenParliamentissitting‖inpara

graph2referto?A．whentheParliamentisnotofficiallyinsession.B．whenthemembersofParliamentaredebatingoverahotissue.C．whentheParliame

ntisstayingidleforrepairs.D．whenthemembersofParliamentaretakingabreakaftersomeexercise3．WhyareLondonersfondoftheatre?A．Theyenjoythecri

minaldramaplots.B．Theyenjoytheinexpensiveadmission.C．TheyenjoytheClassicalMusicandOpera.D．TheyenjoythesceneofShakespea

re‘sGlobetheatre.3.（2020届辽宁省大连市第二十四中学高三模拟）Bynowyou‘veprobablyheardaboutthe―you‘renotspecial‖speech,whenEnglishteacherDavidMcCulloughtoldgraduat

ingseniorsatWellesleyHighSchool:―Donotgettheideayou'reanythingspecial,becauseyou'renot.‖Mothersandfatherspresentattheceremony-andawholelotofotherpare

ntsacrosstheinternet-tookissuewithhisego-puncturingwords.Butlostintheangerandprotestwassomethingwereallyshouldbetakingtoheart

:ouryoungpeopleactuallyhavenoideawhetherthey'reparticularlytalentedoraccomplishedornot.Inoureagernesstoelevatetheirself-esteem,weforgott

oteachthemhowtorealisticallyassesstheirownabilities,acrucialrequirementforgettingbetteratanythingfrommathtomusictosports.Infact,it'snotjust

privilegedhigh-schoolstudents:wealltendtoviewourselvesasaboveaverage.Suchinflated(膨胀的)self-judgmentshavebeenfound

instudyafterstudy,andit'softenexactlywhenwe'releastcompetentatagiventaskthatwerateourperformancemostgenerously.Ina2006studypublishedinthejournalMedi

calEducation,forexample,medicalstudentswhoscoredthelowestonanessaytestwerethemostcharitableintheirself-evalu

ations,whilehigh-scoringstudentsjudgedthemselvesmuchmorestrictly.Poorstudents,theauthorsnote,"lackins

ight"intotheirowninadequacy.Whyshouldthisbe?Anotherstudy,ledbyCornellUniversitypsychologistDavidDunning,offersanenlighteningexplanation.Peop

lewhoareincompetent,hewriteswithco-authorJustinKruger,sufferfroma―dualburden‖:they'renotgoodatwhattheydo,andtheirineptness(笨拙)preventsthemfromrec

ognizinghowbadtheyare.InDunningandKruger'sstudy,subjectsscoringatthebottomoftheheapontestsoflogic,grammaran

dhumor"extremelyoverestimated"theirtalents.Althoughtheirtestscoresputtheminthe12thpercentile,theyguessedtheywereinthe62nd.Wh

attheseindividualslacked(inadditiontoclearlogic,propergrammarandasenseofhumor)was"metacognitiveskill"(元认知技巧):thecapacitytom

onitorhowwellthey'reperforming.Intheabsenceofthatcapacity,thesubjectsarrivedatanoverlyhopefulviewoftheirownabilities.There

'saparadox(悖论)here,theauthorsnote:―Theskillsthatdevelopcompetenceinaparticulardomainareoftentheverysameskillsnecessarytoevaluatecompetence

inthatdomain.‖Inotherwords,togetbetteratjudginghowwellwe‘redoingatanactivity,wehavetogetbetterattheactivityitself.Thereareacoupleofwaysoutofthisdoub

lebind(两难).First,wecanlearntomakehonestcomparisonswithothers.Trainyourselftorecognizeexcellence,evenwhenyou

yourselfdon'tpossessit,andcomparewhatyoucandoagainstwhattrulyexcellentindividualsareabletoaccomplish.Second,seeko

utfeedbackthatisfrequent,accurateandspecific.Findacriticwhowilltellyounotonlyhowpoorlyyou'redoing,butjustwhatitisthatyou'redoingwrong.AsDunni

ngandKrugernote,successindicatestousthateverythingwentright,butfailureismoreambiguous:anynumberofthingscouldhavegonewrong.Usethis

externalfeedbacktofigureoutexactlywhereandwhenyouscrewedup.Ifweadoptthesestrategies-andmostimportantly,teachthemt

oourchildren-theywon'tneedparents,oracommencement(毕业典礼)speaker,totellthemthatthey'respecial.They'llalreadyknow

thattheyare,orhaveaplantogetthatway.8．Whatdoestheunderlinedphrase―tookissuewith‖inparagraph1mostprobablymean?A．totallyapprovedofB．disagreedwithC．f

ullyunderstoodD．helddiscussionabout9．Whatistheproblemthatshouldn'tbeoverlookedintheauthor‘sopinion?A．we

don‘tknowwhetherouryoungpeoplearetalentedornotB．youngpeoplecan'treasonablydefinethemselvesC．norequirementissetupforyoungpeopleto

getbetterD．wealwaystendtoconsiderourselvestobeprivileged10．WhichisNOTmentionedaboutpoorstudentsaccordingtothe

passage?A．Theylackthecapacitytomonitorhowwelltheyareperforming.B．Theyusuallygivethemselveshighscoresinself-evaluations.C．Theytendtobeun

abletoknowexactlyhowbadtheyare.D．Theyareintelligentlyinadequateintestsandexams.11．Whatdoesthestrategiesofbecomingspecialsuggest?A．thebestwaytore

cognizeexcellenceistostudypastsuccessandfailureB．throughcomparisonwithothers,onewillknowwhereandwhenhefailsC．weneedinternalhonestywith

ourselvesandexternalhonestyfromothersD．neitherparentsnoracommencementspeakercantellwhetheroneisspecial4.

（2020届辽宁省锦州市高三一模）Jellyfishareunusualcreatures.They‘reneitherfishnorjelly.Someareamongthemostcolourfulcreaturesintheworld,butit‘sbestt

olookbutnottouchtheseinvertebrates（无脊椎动物）.Notonlyaretheyveryfragilecreatures,butmanygiveapainfulsting,andsomeareevend

eadly.Whetheryouadmiretheminanaquariumortrytoavoidtheminthewild,youwon‘tbeabletogetthesefascinatingjellyfishfactsoutofy

ourhead.Here‘sajellyfishfactthatmightcomeinhandy:Thereareseveralnamesforagroupofjellyfish.Theyinclude

smack,bloom,andswarm.Choosethewordyoupreferdependingonwhetheryouthinkthejellyfishpacklookslikeagardenofbloomingflowersormor

elikeafrighteningpackofstingers,andwhetheryou‘readmiringthematanaquariumorifyouandyourfellowsnorkelersaresurrounded.Jellyfishhavetwomainformsint

heirlifecyclethatlookquitedifferentfromeachother.ScientificAmericanexplainsthatanadultjellyfish,calledamedusa

,hasabell-shapedbodywithtentacles（触须）flowingdownbelowit.Youngjellyfish,calledpolyps,lookmorelikeseaanemo

nes,withshortertentaclesthatflowupabovethemainbody.Medusasreproducebyreleasingeggs.MelanieRoberts,SeniorAquaristatSeaWorldOrlando,

saysthatthelargestjellyfishintheworldisalion‘smanejellyfish.Thebodyofthisbeautifulorangejellycangrowuptothreefeetindiame

ter.Withits12,000tentaclesthatcangrow120feetlong,Oceana.orgaddsthatthelion‘smanejellycomparesinsizetotheplanet‘slargesta

nimal:thebluewhale.Regardlessoftheirsize,jellyfisharemostlymadeofwater.Infact,they‘reabout95percentwater.Thesecreaturesdon‘thave

brains,blood,orbones.Andmostjellyfishdon‘thaveeyes.Jellyfishalsousetheirmouthsbothforeatingandforwas

teremoval.8．Whycan‘twetouchjellyfish?A．Becausetheymaybestung.B．Becausetheymaydieeasily.C．Becausetheymayfeelpainful.D．Becausetheymayhu

rtpeople.9．Whatarejellyfishnamedafter?A．Itssize.B．Itscolor.C．Itsappearance.D．Itslifestyle.10．Whatcanwele

arnfromthepassage?A．Mouthisanimportantorganforjellyfish.B．Polypscanclonethemselvesbylayingeggs.C．Thelargestjellyfishintheworldis120feetlong.D

．Medusashavetentaclesflowingupabovethebody.11．Whatcanbethebesttitleofthepassage?A．Severalfactsaboutjellyfish.B．Thetwomainformsofjellyfish.C．Jellyfis

hareneitherfishnorjelly.D．Jellyfishhavemanydifferentnames.5.（2020届辽宁省锦州市高三一模）Fancyyourownsatellite?ArizonaStateUniversityisworkin

gtowardsmakingthisarealitywithitsSunCubeFemtoSatproject.SmallerthanastandardCubeSat,thelow-caststudent-designedspacecraftisaim

edatprovidinggreateraccesstospaceforscientistsandhobbyistsalike.AssistantprofessorJekanThangaandateamofs

tudentshavebeendevelopingtheSunCubeFemtoSatforthepasttwoyears.Thesmall3×3×3cmcubeweighsinatjust35gandalonge

r(3×3×9cm,100g)modelhasalsobeendesigned,whichincludesstoragespace.EachSunCubeFemtoSathasitsowncommunication,datacollec

tionandpropulsion(推进)systemsandispoweredbysolarpanels.Itismadeofoff-the-shelfpartsthatareavailableinshops,andtheenergy-efficientsolarpanelsar

ecutfromscrap(碎片),whichmakesitsaveenergy,soldatadiscountbymanufacturers.―Withaspacecraftofthissize,anyuniversitycandoit,‖

saysThanga.―That‘spartofourmajorgoal—spacediscoveryforeverybody.‖Theteamsaysthatwhilelaunchingyourownsatellit

ewouldusuallycostbetweenUS$60,000-70,000perkilo,itwouldonlycost$1,000tosendaSunCubeFemtoSattotheInter

nationalSpaceStation,and$3,000tosenditintolowearthorbit.Leavingtheearth‘sgravitywouldcostanestimated$27,000.TheFemto

Satwouldbepackedwitha―jackinthebox‖stylesystemthatmatchesstandardCubeSatsizes(around10cubiccm),simplifyingthe

processofgettingthetinysatelliteintoorbit.NASAhassent30CubeSatsintospaceoverthelastyears,withanother50awaitin

glaunch.ThangaandhisstaffviewtheFemtoSatasastartingpointforscientistsandstudents,andevenhopethedevicecouldbebo

ughtonthewebsitelikeAmazononeday.Thangaimaginesdevelopingfourmainapplicationsforthedevice,includingha

nds-ontestingexperiencesforstudents,andartificialgravityexperiments.Inaddition,groupsofSunCubeFemtoSa

tscouldeventuallybeabletodothejoboflargerspacecraftatavastlydiscountedcost.12．WhatisthemajorgoaloftheSunCubeFemtoSatproject?A．Toactonteaching

inouterspace.B．Toprovideaccesstospacecraftdesign.C．Tohelpcarryoutaclassroomexperiment.D．Tohelpaverageindividualsexplorespace.13．What

isspecialaboutSunCubeFemtoSats?A．Theyareofthesamesize.B．Theyareenergy-efficient.C．Theyaremainlydesignedfo

rlabuse.D．Theyaremainlyusedtocollectinformation.14．WhatdoesThangaexpectofSunCubeFemtoSats?A．They‘llbeavailableonline.B．

They‘llbeprovidedforfree.C．They‘llmatchthesizeofCubeSats.D．They‘llbesentintospacewithCubeSats.15．Whatcanbe

thebesttitleforthetext?A．FemtoSatsWillRuleSpaceB．YourOwnSatelliteIsComingC．GoingintoSpaceHasBeenAfforableD．YoucanDesignYourOwnSpacecraft6.（2020届辽宁省辽

阳市高三一模）MostofEarth‘sfreshwatersitsunderground.Worldwide,about70percentofthegroundwaterdrawntothesurfacegoesforfarming.Butsurf

acewaters—riversandstreams—comefromgroundwater,too.Drawingtoomuchgroundwateroverashorttimecanbeharmful.Naturalwaterwaysc

anbegintoempty.Andthatcanhurtfreshwaterecosystems.Scientistsconsiderthisatippingpointwhensmallactionscanbeginmakingunusua

llybigdifferences.Anewstudyhasfoundthat15to21percentoftappedwater(自来水)areashavereachedthissortoftippingpoint.Mostofth

osetappedriversandstreamsareindryareas.Farmersintheseareasusegroundwatertowatertheircrops.Atpresentdrawingrates,

thestudypredictsthat42to79percentofwaterareasaroundtheworldwheregroundwaterisdrawnupforuseatthesurfacewil

lreachtippingpointsby2050.Ahealthygroundwateraquifer(含水层)protectsecosystemsagainstseasonalupsanddownsinth

euseofwater.Thatprovidesstabilityforareaplantsandanimals.Butiftoomuchgroundwaterisdrawnupfrombelow,surfacewaterswillbegintoflo

wintotheaquifer,whichcanharmwhatarelivinginriversandstreams.DeGraafandthestudyteamsetupacomputermodel.Itlinkedgroundwaterdrawingandwaterflow

swithinrivers.Themodelcoveredfiftyyears,from1960to2010.Thentheresearchersusedclimateforecaststohelpthemodelpredictw

hatmighthappeninfutureyears.Throughout,theykeptgroundwaterdrawingratessustainable.Morethanhalfofdrawnwaterareasarelikelytocrossthisecologicaltippin

gpointbefore2050,themodelfinds.―Weneedtobethinkingaboutthisnow,notin10years,‖DeGraafsays.―Ourstudyshowsusw

heretotargetmoresustainableefforts.‖8．Whatdoesthe―tippingpoint‖inparagraph1mean?A．Endpoint.B．Breakingpoint.C．Freezingpoint.D．Boilingpoint.9．Whati

sthewriter‘spurposeofwritingthetext?A．Warnusthatthesurfacewatercanpollutethegroundwater.B．Warnusofwateringthecropbygroundwater.C．Tellusther

elationofgroundwaterandsurfacewater.D．Warnusthattheoveruseofgroundwatercandestroytheecosystem.10．Whatisthepa

rtthegroundwaterplaysintheenvironment?A．Keepingthestabilityofnaturalwater.B．Protectingecosystemsfrompolluti

on.C．Clearingsurfacewaterstobedrinkable.D．Providingstabilityforthelocaleconomy.11．Howdidtheresearchersconductthestudy?

A．Theypredictedtheresultbasedontheolddata.B．Theyhappenedtoworkouttheresult.C．Theymeasuredallthegroundwaterandsurfacewater.D．Theydidquestionnairesurve

ysonthewaterinformation.7.（2020届辽宁省辽阳市高三一模）Extrafingersarenotthatrare.Aboutoneortwoinevery1,000babiesarebornwi

thextrafingers.Iftheextrasarejustsmallnubs(肿块),theymaybesurgicallyremovedatbirth.Butsomeextrafingerscanprovehelpful,anewstudyshows.Anextrafingercanb

eincrediblyhandy.Peoplebornwithsixfingersperhandcantietheirshoes,flexiblymanagephonesandplayacomplica

tedvideogame—allwithasinglehand.What‘smore,theirbrainshadnotroublecontrollingthemorecomplexmovementsoftheirextrafingers,thenew

studyfinds.Itsresultsalsohighlighthowflexiblethehumanbraincanbe.Thatinformationcanguidepeoplewhodesignbr

aincontrolledrobots.Researchersworkedwitha52-year-oldwomanandher17-year-oldson,bothofwhomwerebornwithsixfingers

oneachhand.Theirextrafingersgrewbetweenthethumbandindexfinger.Andtheyresemblethumbsinhowtheycanmove.Theresearchersstudiedthesubjec

ts‘handswithMRI(核磁共振成像),whichcanmapbodystructures.Theyalsolookedatactivityinthepartsofthebrainthatcontrolthehands.Thosescansshowedadedicatedbrain

systemthatcontrolstheextrafingers.Thesixthfingershadtheirownmusclesandtendons(肌腱).Thatmeanstheydon‘tjustdependonthemusclesthatmovet

heotherfingers,assomedoctorshadthought.Thebrainhadnotroubledirectingtheextrafingers,theresearcherssho

wed.Itsuggestssomeone‘smindwouldbeabletocontrolroboticfingersorlimbs.However,itmightbeharderforapersonnotbornwithextrafingers.Livinginaworlddesignedf

orpeoplewithfivefingershasledthemomandsontoadaptininterestingways.Forinstance,eatingtoolsaretoosimpleforthem,sotheyconstantlychangethepostureonthe

eatingtoolsandusetheminadifferentway.Still,noteveryonewithextrafingersmayshowimprovedflexibility.Insomecases,extrafingersm

aybelesswelldeveloped.12．Whatdoesthenewresearchfindaboutextrafingers?A．Theyarealwaysuseless.B．Theyareveryu

ncommon.C．Theyareusuallynecessary.D．Theyaresometimesbeneficial.13．Whatcanweinferaboutextrafingersfromthetext?A．Extrafingers‘musclesandtendonsarest

ronger.B．Extrafingersaremoreflexiblethannormalones.C．Theextranubsremovedatbirthareactuallyhelpful.D．Brain-controlledRobots

canbedesignedtohaveextrafingers.14．Whatcanweknowfromthelastparagraph?A．Themomandsonliveaninterestinglife.

B．Somepeopleenjoythelifewithextrafingers.C．Eatingtoolsarequitesimpleforpeoplewithextrafingers.D．Somepeoplewithextrafi

ngersarenotmoreflexiblethanordinarypeople.15．Whatcanbethebesttitleforthetext?A．SixthFingerCanImproveAbilityB．Six

thFingerCanProveExtraHandyC．SixthFingerShouldBeTreatedProperlyD．SixthFingerShouldDevelopinManyWays8.（2020

届宁夏石嘴山市高三二模）Boomerangchildrenwhoreturntolivewiththeirparentsafteruniversitycanbegoodforfamilies,leadingtocloser,moresupport

iverelationshipsandincreasedcontactbetweenthegenerations,astudyhasfound.Thefindingscontradictresearchpublishedearlierthisyearshowingth

atreturningadultchildrentriggerasignificantdeclineintheirparents‘qualityoflifeandwellbeing.Theyoungadu

ltstakingpartinthestudywere―morepositivethanmighthavebeenexpected‖aboutmovingbackhome–theshameisreducedassomanyoftheirpeersareinthesameposition,a

ndtheyacknowledgedthebenefitsoftheirparents‘financialandemotionalsupport.Daughterswerehappierthansons,oftenslippingbacke

asilyintoteenagepatternsofbehaviour,thestudyfound.Parentsonthewholeweremoreuncertain,expressingconcernaboutthelikelydurationoft

hearrangementandhowtomanageit.Buttheyacknowledgedthatthingsweredifferentforgraduatestoday,wholeaveuniversitywithhugedebtsandfewerjobopportun

ities.Thefamiliesfeaturedinthestudyweremiddle-classandtendedtoviewtheachievementofadultindependencefor

theirchildrenasa―familyproject‖.Parentsacceptedthattheirchildrenrequiredsupportasuniversitystudentsandthenasgraduates

returninghome,astheytriedtofindjobspayingenoughtoenablethemtomoveoutandgetonthehousingladder.―However,‖thestudysays,―day-to-daytensionsabout

theprospectsofachievingdifferentdimensionsofindependence,whichinafewextremecasescameclosetoconflict,characterisedtheexperienceof

amajorityofparentsandalittleoverhalfthegraduates‖.Areasofdisagreementincludedchores,moneyandsociallife.Whileparen

tswerekeentohelp,theyalsowanteddifferentrelationshipsfromthosetheyhadwiththeirownparents,andcontinuingtosupporttheiradultchildrenallowed

themtoremainclose.28．Whatisthefindingofthepreviousresearch?A．Boomerangchildrenmadetheirparentshappier.B．Theparentswerelookingforwardtoth

eirchildren‘sreturn.C．Theparents‘qualityoflifebecameworsethanbefore.D．Boomerangchildrenneverdidanyhous

ework.29．Theunderlinedword―trigger‖inParagraph2maybebestreplacedby_____.A．causeB．defeatC．ariseD．allow3

0．Whatistheattitudeofthecollegegraduatestowardsreturninghome?A．Theyareashamedofturningtotheirparentsforhelp.B．Theyaregladthattheycouldc

omeback.C．Theyaredoubtfulaboutwhethertheyshouldreturn.D．Theyareproudtobeindependentfromthefamily.31．Whatc

anbeinferredasthereasonforthe―boomerangchildren‖phenomenon?A．Thechildrenwanttokeepinclosertouchwiththeirparents.B．Thepa

rentsarewillingtoprovidesupporttotheirchildren.C．Itisharderforthechildrentosecureasatisfyingjob.D．Thereismorehouseworkneededto

bedonebythechildren.9.（2020届宁夏石嘴山市高三二模）Beforeyouthrowyourtrashintothenearestcan,thinkforamoment.Notallyourgarbagecanbedumpedinto

onetrashcan.Itneedstobesortedoutwithdifferentthingsgoingintodifferentbins.Wasteclassification,apracticethat

haslongbeennormalindevelopedcountrieslikeJapan,isthenewchallengeformanyChineseurbanresidents.However,thoughinitiallyyoumightneedtorackyo

urbrainstofigureoutwhichtrashgoesintowhichcan,inthelongrun,theresultiswellworththeeffort.Landfills,siteswherewasteisburiedandcove

redoverwithsoil,areamajormethodofdisposingofresidentialwasteinChina.However,consideringtheenvironmentaldisasterassociatedwithb

uryingwaste,thereisapressingneedtoreducetheamountofwastethatgoesintoalandfill.Classification,sortingwasteintodifferentcategoriessuchasharmfulwaste,r

ecyclablesandkitchenwaste,isakeysolution.Currently,46citiesacrossChina,arecarryingoutaprogramthataimstoputi

nplaceaclassification-basedgarbagedisposalsystembytheendof2020.Itishopedthatthiswillreducethequantityofwastethatendsup

inlandfillsbyalargedegree.ShanghaicameintothemediafocusinearlyJulyafteritcarriedoutcompulsorygarbagesortingrulesthatthosewhof

ailtodisposeofgarbageproperlyshouldbefined.BeijingisreviewingitsregulationstofollowinShanghai'sfootsteps.Thenewrulesmaycau

seshort-terminconveniencebuttheyaremeanttohelpresidentsfollowtheconceptofgarbageclassificationforthecommongood.Astheprogramssho

w,residentscangraduallydevelopthishabitwiththeirgrowingawarenessandthehelpofadvancedtechnology.Infuture,thispracticeshouldbeadoptedacrossC

hina,inurbancitiesandruralareasalike.Withpublicinvolvement,China'sgarbagesortingprogramwillcontributenotonlytothenation'ssustainable(可持续的)develo

pmentbutalsotomakingtheplanetabetterplacetolivein.32．Whatisthemostprobablereasonforclassifyingwaste?A．Nositeforburyingwaste.B．People'shabit.C

．Economiccost.D．Environmentalpollution.33．Whatisthepurposeoftheprogram?A．Topractisewasteclassificatio

n.B．Toprotectenvironment.C．Tosaveoilforfarming.D．Toreducethequantityofwaste.34．Whatcanbeasuitabletitleforthetext?A．Aprogramadopt

edacrossChina.B．Shanghaicarriedoutnewdisposalrules.C．Doingthebestwithwaste.D．Protectingenvironmentisnecessary.35．Whatislikel

ytohappeninChinaaccordingtothetext?A．Chinawillbecometheleadingcountryoftheprogram.B．Theprogramwillbespreadnationwide.C．Developmentin

ruralareaswillmakegreatprogress.D．Peoplewillhelpdevelopmoderntechnology.10.（2020届宁夏银川一中高三第二次模拟）Vacationsfo

rPeopleWhoLoveWinterActivitiesWhenthetemperaturesdrop,don'trunawayfromthecold,embraceitwithoneoftheseperfec

twinterwonderlandvacations.Seeanice-skatingshowatMadeleineHotelTelluride,Coloradoisfamousforskiing-theyhaveever

ythingfromAlpinetoNordictobackcountry.ButrightoutsidethisgorgeousMadeleineHotelisamassiveice-skatingrinkwithrentals(hockeyskatesa

ndfigureskates)aswellaslessons,showsandevenspecialDJnights.SipwintersweetnessattheIceWineFestivalThischillyJanuaryfestivalatNiagar

aontheLakecanreachtempsof40degreesbelowzerobut,aslongasyoucanfeelyourfingersandtoes,youcansipicewine-madefromfrozenl

ocalgrapes-fromtheicebarinthetownsquare.Whenyou'rereadytowarmup,signupforavineyardtourandgofromwineryto

winerysippingandtastingsmallfoodpairings.BowloniceattheAmericanClubInthecourtyardoftheTudor-styleAmericanClu

binKohler,Wisconsin,youcantryyourhandatbowlingonoutdoorlanesmadeofice.There'salsoBavarianCurling,andpatioheaterstokeepyoucomfortablewhiley

ouchallengeyourfriends.ThecourtsstayopenthroughMarchandrequire48-hournoticeforreservations.HitthehillsatLakePlacidLodgeTheAdirondacksin

NewYorkareawinterwonderland,oncethehomeofthewinterOlympics,andhaseverythingfrombobsleddingtotobogganing,dogsledding,skijumpingandice-ska

ting.Attheendoftheday,checkoutoneofLakePlacidLodge'sfamoussnowbonfires,bestadmiredwithhotcocoa.Ifmoreinf

ormationisneeded,youcanclickhere.21．Ifyouareinterestedinskating,wherewillyouprobablygo?A．TellurideandAdirondacks.B

．TellurideandtheLake.C．AdirondacksandKohler.D．KohlerandtheLake.22．WhatcanyoudoattheIceWineFestival?A．Touchyourfingersandtoes.B．Skat

eattheicebar.C．Tastesomewineandfood.D．Bowlonoutdooricelanes.23．Fromwhichisthetextprobablytaken?A．Alifemagazine.B．Awebsite.C．Ageograph

ytextbook.D．Anadvertisementcolumn.11.（2020届宁夏银川一中高三第二次模拟）AteamofengineersatHarvardUniversityhasbeeninspiredbyNaturetocreatethefirstr

oboticfly.Themechanicalflyhasbecomeaplatformforaseriesofnewhigh-techintegratedsystems.Designedtodowhataflydoesnaturally,thetinymachin

eisthesizeofafathousefly.Itsminiwingsallowittostayintheairandperformcontrolledflighttasks.―It‘sextremelyimportantfo

rustothinkaboutthisasawholesystemandnotjustthesumofabunchofindividualcomponents,‖saidRobertWood,theH

arvardengineeringprofessorwhohasbeenworkingontheroboticflyprojectforoveradecade.Afewyearsago,histeamgotthego-aheadtostartp

iecingtogetherthecomponents.―Theaddeddifficultywithaprojectlikethisisthatactuallynoneofthosecomponentsareofftheshelfandsowehavetodevel

opthemallonourown,‖hesaid.Theyengineeredaseriesofsystemstostartanddrivetheroboticfly.―Theseeminglysimplesystemwhichjustmovesthewings

hasanumberofinterdependenciesontheindividualcomponents,eachofwhichindividuallyhastoperformwell,butthenhastobematchedwelltoeverythingit

‘sconnectedto,‖saidWood.Theflightdevicewasbuiltintoasetofpower,computation,sensingandcontrolsystems.Woodsaysthesuc

cessoftheprojectprovesthattheflyingrobotwiththesetinycomponentscanbebuiltandmanufactured.Whilethisfirstroboticflyerislink

edtoasmall,off-boardpowersource,thegoaliseventuallytoequipitwithabuilt-inpowersource,sothatitmightsomedayperformdata-gatheringworkatrescuesites,infa

rmers‘fieldsoronthebattlefield.―Basically,itshouldbeabletotakeoff,landandflyaround,‖hesaid.Woodsaysthedesignoffersanewwaytostudyflightmechanicsa

ndcontrolatinsect-scale.Yet,thepower,sensingandcomputationtechnologiesonboardcouldhavemuchbroaderapplications.―Youcanstartthinkingaboutusingthemtoan

sweropenscientificquestions,youknow,tostudybiologyinwaysthatwouldbedifficultwiththeanimals,butusingtheserobotsinstead,‖hesaid.―Sotherearealoto

ftechnologiesandopeninterestingscientificquestionsthatarereallywhatdrivesusonadaytodaybasis.‖32．Whichofthefollow

ingstatementswasthedifficultyengineersmetwhilemakingtheroboticfly?A．Theydidnothavesufficientfund.B．Noready-madecomponentswere

available.C．Therewasnomodelintheirmind.D．Itwashardforthemtoassemblethecomponents.33．Whatcanbeinferredfromparagraphs3and4?A．Therob

oticflyhasbeenputintowideapplication.B．Theroboticflyconsistsofaflightdeviceandacontrolsystem.C．Informati

onfrommanysourcescanbecollectedbytheroboticfly.D．Theroboticflycanjustflyinlimitedareasatpresent.34．Whichofthefollowingcanbelearnedfromthepassag

e?A．Wood‘sdesigncanreplaceanimalsinsomeexperiments.B．Animalsarenotallowedinbiologicalexperiments.C．Theroboticflyerisdesignedtolearnabo

utinsects.D．Thereusedtobefewwaystostudyhowinsectsfly.35．Whichofthefollowingmightbethebesttitleofthepassage?A．TheDevelopmentofRoboticFlyB．Ro

boticFlyPromotesEngineeringScienceC．Harvard‘sEffortsinMakingRoboticFlyD．RoboticFlyImitatesRealLifeInsect12.（2020届山西省吕梁市高三一模）Aslevelsofcarbondioxi

de-CO2-intheatmospherehavebeenrisinginrecentdecades,Earthhasbeenwarming.That‘sbecauseasagreenhousegas,CO

2trapsheatinEarth‘satmosphere.Thatwarmingisonesymptomofclimatechange.Andithasthepotentialtoaffectfoodinmanyways.DatanowshowthatrisinglevelsofCO

2alsocanaffecthownutritiousacropwillbe.SomeofthosedatawerereportedlastyearinAnnualReviewofPublicHealth.Indeed,itnotedthatseveralstudieshaveco

metothisconclusion.SamuelMyersisanenvironmentalhealthscientistatHarvardUniversityinCambridge,Mass.Hewaspartofateamthathasstudiedthep

otentialeffectsofclimatechangeonnutrition.Inone2014study,hisgrouplookedatsixmajorfoodcrops:wheat,rice,fieldpeas,soybea

ns,maize(corn)andsorghum.TheyexposedplantstodifferentamountsofCO2.Somegotlevelsofbetween363and386partspermillion(ppm),whichweretypicalatthattime

.(CO2levelshavesincerisen.)Otherplantswereexposedtomoreofthatgreenhousegasastheygrew—546to586ppm.Suchlevelsareexpectedtodevelopwithinthenext5

0yearsorso.Afterharvestingtheplants,theresearchersmeasuredtheirlevelsofvitamins,mineralsandothernutrients.Andplantsgrownwith

moreCO2werelessnutritious.Mostpeopledependoncerealcrops,suchaswheatandrice,tomeettheirdietaryneedsforbothzincandiron.Ifcroplevelsofsuc

hnutrientsfall,peoplemayfaceanevengreaterriskoffallingill.Scientistsdon‘tyetknowwhyCO2impactslevelsofthesenutrients.Butthe

newfindingssuggestscientistsmaywanttotrybreedingnewvarietiesofcropsthatarelessaffectedbyCO2.Thatwaypeoplewillstillgetthemostb

enefitsfromtheirgreensandgrains.8．Whatcanbethebesttitleofthepassage?A．TherisingCO2levels.B．Climatechangeaffec

tingnutritionofcrops.C．Effectsofagreenhousegasontheenvironment.D．Newvarietiesofcrops.9．Howdidresearcherscometotheconclusion?A．Byexperimenti

ngandmeasuring.B．Byreferringtobooks.C．Byimagination.D．Byturningtofarmersforhelp.10．WhichofthefollowingisNOTtrueacc

ordingtothetext?A．Scientistsdon‘tyetknowwhyCO2impactslevelsofthesenutrients.B．CO2levelsareexpectedtoriseto546to586ppmwit

hinthenext50yearsorso.C．TheEarthhasbeenwarmingbecauseCO2trapsheatintheatmosphere.D．Globalwarmingaffectsfoodonlyinoneway.11．What‘stheauthor‘satt

itudetowardscropsinthefuture?A．Indifferent.B．Doubtful.C．Negative.D．Positive.13.（2020届山西省吕梁市高三一模）We‘veallbeentoldtodresswarm

lyorwe‘llcatchcold.Butsciencesaysthecommoncoldiscausedbythevirus,nottheweather.Actually,accordingtoresearchersatYaleUniversity,t

herejustmightbesomethingtothisoldwives‘tale.Fordecades,researchershaveknownthatthevirusreplicates(复制)morereadilyincoolerenvironments,su

chasthenose,ratherthanatthewarmercorebodytemperature.Thereasonforthis,explainsEllenFoxman,anassistantprofessoratYaleUniver

sitySchoolofMedicine,longremainedamystery.Scientistsdidn‘tknowwhetherthevirusitselfworkedbetteratcoldertemperatures,ortheimmunesystemwor

kedworse.―Noonecouldfindanything,‖shesays.ThenFoxmanandhercolleaguesstudiedwhat‘scalledthebornimmunesystem

,whichispresentineverycell,andhowitrespondstovarioustemperatureswhenthevirusispresent.Inthelab,theyexaminedairwaycellsfro

mmiceandfoundthattheimmunesystemproducedfewerchemicalsubstancescalledinterferonsatlowertemperatures,allowing

thecoldvirustoflourish.Inastudypublishedthisyear,theyfoundsupportingresultsinhumancells:Atthewarmercorebodytemperature,bornimmunesystemsthatblockvi

ralgrowtharemoreactive,andcanstopandkillviruses.Nowtheteamistryingtobetterunderstandthedefensesthebodyusestopreventthevirus.Whileweari

ngascarfaroundyournosetowarmitupmighthelppreventacold,Foxmanrecommendswashingyourhandssoyoudon‘tpassth

evirustoyoureyes,nose,ormouthinthefirstplace.―Ifthevirusisn‘tinyournose,itcan‘tcauseinfection,‖shesays.12．

Whatdoestheunderlinedsentenceinthefirstparagraphmean?A．Listentotheelders.B．Thetalemakessense.C．Thetaleisinteresting.D．Theresearchisuseless

.13．WhatdidtheFoxmanteamfind?A．Thevirusincreasedinwarmerenvironments.B．Themicewasmoreactiveinwarmerconditions.C．T

heimmunesystemproducedmoreantivirusinwarmair.D．Achemicalintheimmunesystemcanstopandkillvirus.14．WhatdoestheFoxmanteamsuggesttopre

ventthecold?A．Wearingascarf.B．Dressingwarmly.C．Washingthehands.D．Staywarminwinter.15．Whatisthetextmainlyabout?A．Coldwe

athercausescold.B．Tipsonprotectingimmunesystem.C．Coldimpactthebody‘simmunesystem.D．Manyvirusescancausethecommoncold.14.（2020届山西省吕梁市高三一模）Ne

wYear‘siswhenmanypeoplefeelmotivatedtomakeasavingsorfinancialplan.Forthosewhowanttoincreasethechanceofsuccess,16．SetgoalsinJanuary(oronyou

rbirthday).AcademicresearchshowsbothNewYear‘sDayandbirthdaysaregoodtimestostartchange.Becausebothmarkanewstart,theyhelpus―wipethe

slateclean,‖saidKatherineMilkman.―Weexplainthatitwas‗theoldme‘whofailed,butthisyearwillbedifferent‖.1

7．Setspecific,realisticgoals.Peopleoftensetthemselvesupforfailurebychoosinggoalsthataretoovagueorextreme—forexample

,to―savemore‖.Ifagoalrequiresyoutoremovethingsyouenjoy,youmayfeeldepressedandlosetheabilitytosticktoit.18．Forexample,―Iwillincreasemysavingsratefrom

5%to15%inthenextfiveyears.‖19．Thenextstepistobreakyourgoaldownintosmallerstepsandsolveoneatatime.―Nobodytriestorunamarathononthefirstday,‖saidMr.E

gan.―Youneedaplantogetthere.‖Usethebehavioralstrategiesthatworkforyou.Individualsneedtoautomatetheirsavings.20．―Therewillbesetbacks.Theyare

partofthejourney,‖saidMr.Egan.―Giveyourselfcreditforsuccessevenifthereissomedifficulty.‖A．Runamarathon.B．Makeadetailedplan.C．Thisboostsself-confi

dence,akeytosuccess.D．thefollowingaresomestrategiestoconsider.E.Theyalsoneedtolearntobepatientwiththe

mselves.F.Thisinvolvessavingseparatelyfordifferentgoals.G.Thekeyistomakeyourgoalsasspecificandrealisticaspossible.1

5.（2020届陕西省咸阳市高考一模）Porridgedoesn'thaveaverytastyname,doesit?Itdoesn'thaveaverytastyreputation,either.I'

mheretotryandconvinceyouthatporridgeisn‘tboringandtasteless,thatitcanbeadelicious,convenientandveryhealthywaytostarttheday

.Ifyou‘venevereatenit(althoughyouprobablyhave),porridgeisatypeoffoodservedforbreakfast.Itisusuallyatypeofgrain,likericeoroat(燕

麦),mixedwitheithermilkorwater,andoftenheatedup.Itisoftenthickerthanliquid,butnotsolidandisveryeasytodigest,soit'sabetteroptionforpeo

plewhoareill,anditprovideslong-lastingenergyfortheday.Porridgepreparation--theamountofingredients(配料)andcookingtime—dep

endsonwhatyouchoosetouseasyourporridgebase.IfI'mcookingformyself,Iputaverybighandfulof‗rolled‘oatsinasaucepan,addalittlebitofwater

andabout200mlofmilk,andletthemixtureboil.Istirtheporridgeconstantly,andittakesaboutfivetotenminutestocook.Onc

eit'scooked,thefunpartisaddingtheflavors.Porridgealonedoesn'thaveaverystrongflavour.Althoughsomepeoplethinkthismakesporridgeboring

,Ithinkthisiswhatmakesporridgeexciting!Itislikeablankpieceofpaper—youcanaddalmostanythingyouwanttotheporridgebase.Greens,nutsanddriedfruits

areveryhealthyoptionstoaddandcangiveyouenergyfortheday.Butifyoudon'tlikethese,oryou'reallergic,thenhoneyan

dchocolatearealsoverytastyoptions.(Justdon‘taddtomuch!)Oneofthebestthingsaboutporridge?Youcanmakeitalmos

tanywhereintheworld.Eitheroatsorriceorbothare―staplefoods(主食)‖formanypeopleacrosstheworld.Youcanusuallybuybigbagsofeith

er,thenaddlocalingredientstomakeyourporridgeinteresting—whateverischeapandconvenienttofind,whereveryouare.IamcurrentlyinMexico,andIlovetoheatmyoat

supwithmilk,thenmixinpeanutsandpumpkinseedsandcacaonibs,andIputalayerofsugaroverthetoptomakemyporridgesweeter.Porr

idge?Hopefullyitsoundsalottastiernow!8．Accordingtotheauthor,whatisthebestthingaboutporridge?A．Itprovideslong-lastingenergyfortheday.B．Itischeapa

ndconvenienttomake.C．It'sabetteroptionforpeople.D．Itisneverboringandtasteless.9．Whatisthepurposeofthetext?A．Togivebriefintroductiontovari

ousporridge.B．Toshowhowtoprepareporridgeforthepatient.C．Towarnusnottohaveporridgeforbreakfast.D．Tointroducethebenefitsofporridge.1

0．WhichofthefollowingstatementsisTRUE?A．Porridgeisoftenthicker,liquidandsolid.B．Porridgealonehasaverystrongflavor.C．Porridgeis

tomanypeople'sliking.D．Porridgeisonlyservedforbreakfast.11．What'stheauthor'sfavouriteflavor?A．PorridgewithSugar.B．Porridgew

ithoats.C．Porridgewithfruit.D．Porridgewithmilk.16.（2020届陕西商洛中学高三三模）Whenshewasstudyingtobecomeascientis

t,MeganStraussrodeinasmallairplanetostudygiraffes.WhileapilotflewovertheSerengetiinTanzania,Africa,theresearcherslookeddo

wncarefullyandcountedgiraffes."Iamalwaysamazedhoweasilywecanspotwarthogsandothersmallanimals,yetwesometimeshavetroubleseeinggiraffes.Giraffesareslend

erinshape,andtheymaynotthrowagoodshadow,"saysDr.Strauss,whohassincebecomeawildlifescientist.TheSerengetiisaboutthesizeofV

ermont,astateinthenortheasternUS,sothescientistscouldnotstudytheentirearea.Instead,theysurveyedthreeareaswheregiraffeswer

estudiedinthe1970s.Astheyexpected,theysawfarfeweroftheseanimals.Tofindoutiflionshadbeenkillingmoregiraffesinrecentyear

s,theteamlookedatthesurvivalofyounggiraffes.Lionskillmoreyounggiraffesthanadults,buttheteamfoundnodecreaseinyo

unggiraffes'survivalaftertheyareborn,comparedwiththe1970s.Theteamthenlookedatwhethertoomanygiraffeswerebeingkil

ledbyparasites(寄生虫).Theresearcherscountedparasiteeggsingiraffedroppings,andtheyfoundtoofewtoharmthegiraffepopulati

on.Theylookedintowhetherpoachers(盗猎者)werekillingtoomanygiraffes.Twooftheareastheystudiedarewheregiraffemeatissometimes

soldinlocalmarkets.Poacherscatchmoreadultmalesthanothergiraffes.Researchersspottedtoofewmalescomparedwithfemalesinthosetwoareas,asignofpoaching.

Whenthefoodsupplyisshort,theenvironmentsupportsfewergiraffesandthefemaleshavefeweryounggiraffes.Alotofn

ewtreeshavegrownintheSerengeti,butmanyareatypethatgiraffesdonotliketoeat.Theresearchersfoundfeweryounggiraffestodaythaninthe1970scomparedwiththenumb

erofadultfemales,asignthatfoodwasinshortsupply.Dr.StraussisworkingonanenvironmentaleducationprogramforTanzaniaincludingbooksforstudents.Thesemat

erialswilleducateTanzaniansandhelpthemtohelpgiraffes.Asknowledgegrowsandchangesaremade,theyhopethegiraffepopulat

ionwillincrease.4．WhatdidDr.StraussfindwhilestudyinggiraffesintheSerengeti?A．Itwastoocostlytostudygiraffes.B．Itwashardtospotgiraffesfromtheair.C．Then

umberofgiraffeshadincreasedslowly.D．Giraffeslivedinsmallerareasthaninthe1970s.5．Howdidtheteamstudythelion-gi

rafferelationship?A．Byanalyzinggiraffedroppings.B．Bycomparingyounggiraffeswithadults.C．Bycomparingmalegiraffesandfemales.D．B

ysurveyingthesurvivalofyounggiraffes.6．WhatisDr.Straussdoingtohelpgiraffes?A．SheisfoundinganationalparkinTanzania.B．Sheiscountingg

iraffesintheentireSerengeti.C．Sheiseducatingstudentstowriteaboutgiraffes.D．Sheisraisingenvironmentalawarenessinlocalpeople.17.（2020届陕西商洛中学高三三模）Woo

dhasmanygreatcharacteristicsthatmakeittheperfectbuildingmaterial.Itischeap，durable(耐用的)，easilyavailable，andmostimportantly，environmentally

sustainable.Theonethingitisnot，istransparent(透明的).NowthankstoateamofscientistsatStockholm'sKTHRoyalInstituteofTechnology，thematerialmayev

enbeabletoaddthatfeaturetoitsalreadyimpressivelist.LeadresearcherDr.LarsBerglundsaidhewasinspiredtocreatethetransparentwoodafterlearninghowJapaneser

esearchershaddevelopedasee-throughpaperforuseinflexibledisplayscreensforelectronicdevices.Theteambeganbypullingoutthewood'slignin(木质素

).Thelignin-freewoodwasthendippedintoapolymer(聚合物)andbakedatatemperatureof158Fforfourhours.Theresultwasahybridproductthatwasnoto

nlystrongerandlighterthantheoriginalwoodbutalso，almosttransparent.Theresearcherswereabletoadjusttheleveloftran

sparencybyvaryingtheamountofthepolymerinjectedandalsobychangingthethicknessofthewood.Whilescientistshavepreviouslycreatedasee-throughwood

forsmall-scaleapplicationslikecomputerchips,hetransparentwoodisthefirstonebeingconsideredforlargescaleapplications.Theresearchers,w

horevealedtheirfindingsinBiomacromoleculesonApril11,pictureusingthetransparentwoodinbuildingstoallowformorenaturallight,ortocreatewindowsthatletinthe

desiredamountoflightwithoutsacrificingprivacy.Woodthatallowslighttopassthroughcouldleadtoabrighterfutureforhomesandbuildings.Ber

glundalsothinksthewoodcouldplayasignificantroleinthedesignofsolarpanels.Thesemi-transparentmaterialwouldbeabletokee

plightlongerandgiveitmoretimetointeractwiththeconductor,thusresultinginbettersolarefficiency.Additionally,substitutingthecurrently

usedglasswiththisnewproductwouldhelpsolarenergymanufacturersimprovetheircarbonfootprintandlowerthecost.Theyarenowexperimen

tingwithwaystoscaleupthemanufacturingprocesssothatthetransparentmaterialiscost-effectivetomakeandeasytouse.7．Whatdoestheunderlinedpart"thatfea

ture"inParagraph1referto?A．Cheapness.B．Durability.C．Sustainability.D．Transparency.8．Whichofthefollowingisnottheproc

essinwhichthetransparentwoodismade?A．Dipthewoodintoapolymer.B．Reducetheamountofthepolymer.C．Makethewoodlignin-free.D．Bakethewoodforsome

time.9．Whichofthefollowingistrueaccordingtothetext?A．Berglundgottheideaoftransparentwoodwhilemakingpaper.B．

Varyingtheamountofthepolymerchangesthewood'shardness.C．Thecostofmakingthetransparentwoodstillneedstobecutdown.D．Thetransparentwoodwouldbeusedon

lyforhomesandbuildings.10．Whatisthelastparagraphmainlyabout？A．Thebrightfutureofthetransparentwood.B．The

wood'sroleinthedesignofsolarpanels.C．Thedisadvantagesofthecurrentlyusedglass.D．Solarenergymanufacturers'carbonfoot

print.18.（2020届四川省德阳市高三二诊）Hearinglossisunavoidable,butlisteningtoloudmusicwhenyou‘reyoungercanmakeitworse.Toreduc

eyourriskofhearinglossvialoudmusic,learnwhyandhowitcancausehearingloss,andjusthowloudistooloud.Hearinglossoccursinfourways:condu

ctivehearingloss,sensorineuralhearingloss,mixedhearinglossandauditoryneuropathyspectrumdisorder.Noise-

induced(噪音诱发的)hearinglossisatypeofsensorineuralhearingloss.Sensorineuralhearinglossoccurswhenyourinnerearbecomesdamaged.Inthecaseofnoiseinducedhearin

gloss,mostofthedamageaffectsthecellsoftinysensoryhairsinyourinnerear.Whenthosecellsgetdamagedordie,theelectricalsignalthatyourauditorynervesendst

oyourbrainchanges.Noise-inducedhearinglosscanbeacuteorsevere,anditcanbetemporaryorpermanent.Youmightbefamiliarwithacutetempor

arynoise-inducedhearingloss,evenifyoudidn‘trealizewhatwashappeningatthetime.Acutetemporarynoise-inducedhearingl

osscanoccurfromattendingaloudconcertorsportingevent,goingtoagunrangewithoutearmuffsorbeingnearanexplosion.Itcanmakenoise

ssound―stuffy‖orfaraway,especiallywhentalkingonthephoneorinacrowdedroom.Repeatedexposuretothoseloudsituationscaneventuallyleadtopermanenthearinglos

s.Noiselevelsfromearbudsandheadphonescangetasloudas139decibels,accordingtothejournalNoise&Health,fargreaterthantherecommendedrangeofeverydaysoundex

posure,whichis60to85decibels.Andtheaveragelevelofnoisefromheadphones,withthevolumeturnedallthewayup,is94to110decibels

.Forcontext,60decibelsisaboutthevolumeofanaverageconversation,and130decibelsisaboutthenoiselevelofarockconcert.85decibelsisconsideredthem

axi-mumvolumeatwhichyoucanlistentosoundforeighthourswithoutdamagingyourhearing.Soifyouweretolistentomusicfromyour

headphonesforeighthoursaday,listeningatavolumelouderthan85decibelscancausepermanentdamagetoyourears.Unfortunately,therelationshipbetweendeci

belsandtimeisn‘tlinear.Foreverythreedecibels,safeexposuretimegetscutinhalf,accordingtotheCDC．At88decibels,youcanonlysafelylistenforfour

hours;at91decibels,justtwohours.32．Whatdoestheunderlinedword‖it‖inParagraphOnereferto?A．Hearingloss.B．L

isteningtoloudmusic.C．Risk.D．Loudmusic.33．Inwhichofthefollowingsituationsisacutetemporarynoise-inducedhearinglossmorelikelyto

occur?A．Attendingarockconcert.B．Participatinginaheateddebate.C．Goingtoagunrangewithearmuffs.D．Watchinganexplosionatadistance.34．I

ntermsofsafeexposure,howlongcanyoulistenat97decibels?A．Aquarter.B．Halfanhour.C．Onehour.D．Oneandahalfhours.35．Whichofthefollowingcanbethebesttitleof

thispassage?A．LoudMusicDamagesHearingB．HowtoPreventHearingLossC．HowLoudIsTooLoudD．MusicandHearing19.（2

020届四川省高三第一次统一监测）TheGuidetoFilmFestivalsCannesFilmFestivalCannes,FranceinMayTopprize:Palmed‘OrHistory:T

hefirstCannesFilmFestivaltookplaceinSeptember1939,butitdidn‘thappenagainuntilafterWorldWarII.ThePalmed‘Orprizewasintroducedi

n1955.Thefestivalbecameestablishedduringthe1960sandisnowknownastheworld‘smostimportantfilmfestival.Didyoukn

ow?About20featurefilmscompeteeachyearforthePalmed‘Or.PreviouswinnersincludeMichaelMooreandQuentinTarantino.UnliketheOscars,thetopprizeisf

requentlysharedbetweentwofilms.FamousfilmsthathavewonthePalmed‘OrincludeApocalypseNow,TaxiDriver,LaDolceVitaandTheThirdMan.Thefestivalattractsmor

ethan40,000peopleeveryyear.VeniceFilmFestivalVenice,ItalyinAugust/SeptemberTopprize:GoldenLionHistory:TheVeniceFilmFestivalistheold

estfilmfestivalstillinexistence.Thefilmfestivalwasin1932anditattractedover25,000people.Thefestivaldidnotappearagainuntil1934,whenthere

wasacompetitionbetween19countries.ThefestivalwasheldthreetimesduringWorldWarIIandhasbeenheldalmosteveryyearsincethen.Didyouknow?Filmsatthe61stVenic

eFilmFestivalin2004werenominatedfor16awardsattheOscars—thehighesteverforthefestival.ThesefilmsincludedVeraDrake,SharkTale,CollateralandF

indingNeverland.TheLondonFilmFestivalLondon,UKinOctober/NovemberTopprize:Non-competitiveHistory:TheLondonFilmFestivalstarted

in1956whenagroupoffilmcriticsledbythefamousDilysPowell,thefilmcriticforTheSundayTimes,gottogetheroverdinner.Theydiscussedthe

festivalsatCannesandVenice,andtheyagreedthatLondonneededone,too.Theywantedtogivepeopletheopportunitytoseefilmsfromaroundtheworldthatwerenotbeingshow

ninthecinemas.Thefirstfestivalshowed20filmsattheNationalFilmTheatreontheSouthBank.Didyouknow?Thefest

ivalisoneofEurope‘slargestpublicfilmevents,screeningabout280filmsfrom60countries.Althoughitisnon-competitive,theBritishFilmInstitute

awardstheSutherlandTrophytothemostoriginalandimaginativefirstfeaturefilmscreenedatthefestival.1．Wecanknow

fromthetextthat________.A．theThirdManhaswontheGoldenLionB．thePalmed‘OrcanbeawardedtotwofilmsC．theCannesFilmFestivalstartedafterWorldWarIID．

thePalmed‘OrprizewasintroducedduringWorldWarII2．TheVeniceFilmFestival__________.A．didn‘tattractmanypeopleatfirstB．hasbeenheldeveryyear

since1934C．isregardedasthemostimportantfilmfestivalD．hasbeenrunninglongerthananyotherfilmfestival3．WhatwasthepurposeoftheLondonFilmFestivala

tthebeginning?A．Tomakesomefilmspublic.B．Tobringfilmcriticstogether.C．Tocompetewithotherfilmfestivals.D．To

choosethebestoriginalfeaturefilms.20.（2020届四川省高三第一次统一监测）Isthereanyoneyouadmire?Nomatterwhatstageoflifeyou‘reat,it‘sgoodtoh

avesomeonewhoinspiresyoutobethebestversionofyourself.Now,thankstosomespecialnationalawards,wewillhaveawiderrangeo

fpossiblerolemodels.Tocelebratethe70thanniversaryofthefoundingofthePeople'sRepublicofChina(PRC),Presi

dentXiJinpingsignedapresidentialruleonSept.17toaward42individualstheMedaloftheRepublic,theFriendshipMedalandvarioushonorarytitles

,ChinaDailyreported.Thepeoplewhoreceivedmedalscomefromarangeofbackgrounds9includingscientists,lawmakers,educators,artists

,modelworkersandsixforeignnationals.Theyhaveallmadeoutstandingcontributionstothenation'sconstructionanddevelopment.The89-year-oldShenJi

lanisoneoftheeightpeoplewhowereawardedtheMedaloftheRepublic.Asalifelongfarmer,sheistheonlydeputy(代表)inChinatoserveatall13Nation

alPeople‘sCongressessince1954.ShewitnessedthedevelopmentofthePeople‘sCongresssystem.Shehasbeenengagedinmakingandimprovingnati

onallawsmostofherlife.Itwasshewhoproposedtheclauseon―equalpayforequalwork‖betweenmenandwomen,whichwaswrittenintothefirstConstitutionofPRCin19

54.China‘sdevelopmentcan‘tcontinuewithoutlawmakers,norcanitmoveforwardwithoutscientists.YePeijian,whor

eceived,thehonorarytitle―thepeople‘sscientist‖,hasbeendevotedtoChina‘slunarprogramfortwodecades.Knownas―theFather

ofChang‘eProbes‖,histeamofaerospaceengineersputlunarlandersonthemoon.OnJan,3ofthisyear,theChang‘e4probe

toucheddownonthemoon‘sfarside,markingtheprogram‘slatestachievement.―Thespaceprogramisabout40yearslatewiththeUS,butwehaveusedChinesetechnolo

gyinourprogramme.‖hetoldGBTimeswhenaskedaboutthelunarexplorationprogram.Alsoreceivingawardsaresixforeignfrie

ndswhohavelenttheirhandstoassistwithChina‘sprosperity(繁荣).RaulCastroRuz,formerCubanpresident,wasgivenaFriendshipMedal

.Thishonorrecognizes―therevolutionaryworkofhislifeandhiscontributiontostrengtheningrelationsbetweenCubaandC

hina‖,saidMiguelDiaz-CanelBermudez,presidentoftheCouncilofStateandCouncilofMinistersofCuba,onsocialmedia.Thankstotheheroiceffor

tsmadebythesegreatfigures,wecanliveinaprosperousandpeacefulcountry.Hopefully,theserolemodelscanlightthewayforan

ewgenerationandinspirefuturepeopletocontributetonationbuilding.8．What‘sthewriter‘spurposetowritethearticle?A．Tosaythankstonationalmodels

.B．Totellreaderswhatmakesarolemodel.C．Todescribetheawardsrecentlygivenbythegovernment.D．Tointroducesomeofthepeoplewhowonnationalaward

s.9．WhatcanwelearnaboutShenJilanfromthepassage?A．Shehastakenanactivepartinmakingnationallaws.B．Sheistheon

lywomanawardedtheMedaloftheRepublic.C．ShefirstbecameadeputytotheNationalPeople'sCongress.D．Shehelpedtoimprovewor

kingequipmentforwomenin1954.10．WhatwasYePeijianawardedanhonorarytitlefor?A．ForhisdesignoftheChang‘e4probe.B．Forputtingluna

rlandersonthemoon.C．ForhisyearsofworkinChina‘slunarprogram.D．ForleadinghisteamtoexcelpasttheUSspaceprogram.11．WhatcanweknowaboutRaulCastroRuzf

romthetext?A．HehasintroducedChineseculturetoCuba.B．HehasmaderevolutionarychangesinCuba.C．HehashelpedimproveChina-Cubarel

ations.D．HewastheonlyforeignerawardedtheFriendshipMedal.21.（2020届四川省高三第一次统一监测）Inrecentyears,peoplehavebeenfocusingonthequalityoffoodthatchildrena

refedinschools.FormerFirstLadyMichelleObamaworkedhardtomakeschoolluncheshealthier,resultinginnewmenusthatfeaturedlessfatandsalt,morefruits,vegetables

,andleanerproteins.Buthigh-qualitynutrientscountforlittlewhenthereisnotimetoeatthemandlackoflunchtimeisaseriousprobleminscho

olsacrosstheUnitedStates.AmyEttingerreports,―Thereisnonationalstandardonhowmuchtimekidsgettoeatthatmeal.‖Andwithschoolsbeingocc

upiedwithtestscores,teachersareusingeveryavailableminuteforlessontime,whichoftenleaveskidswithoutenougheatingtime.Thisisaproblembe

causethelengthoftheschoollunchperiodisakeyfactorinhowmuchnutritionchildrenactuallyget.Aresearchhasfoundthathavinglessthan20min

utesforlunchresultsinchildrenconsumingmuchlessoftheirlunchesthanthosewithmorethan20minutes.Thisisreallyt

errible.Formanylow-incomekids,thatcafeterialunchcanrepresenthalftheirdailyenergyintake.There‘salsoanotherterriblemessage

thatit‘sacceptabletowolfdownfoodasfastaspossiblebeforerushingofftoyournextclass.Cafeteriatimeshouldbeachancetoi

nteractwithfriends,tolearnimportantsocialskills,toobserveandsharevarietiesoffood.Itshouldbearespiteintheday,achancetorelaxmentallyandphysicallybefore

headingintotheafternoon.AsEttingerexplains,someparentsarehopingtheNationalParentTeacherAssociationwilladdre

ssthisissueatitsnextmeetingandtakeanofficialstance.This,inturn,wouldhelpparentspushtheirkids‘schoolsforbetterl

unchtimestandards.Meanwhile,ifyouhaveakidinthissituation,youcanhelpbypackingahealthylunchtosparethemthecafeterialineup.Makethefoodseasytounw

rapandeat,providenon-messysnacksthatcanbeeateninclass,putsignificanteffortintoservingaheartybreakfast,andsitdownasafamilyf

ordinnerwheneverpossible.12．WhatishappeningtochildreninAmericanschools?A．Theylackluncheatingtime.B．Theygetba

dlyalongwitheachother.C．Theyconsumemoremeatthanbefore.D．Theyareoccupiedwithmanyoutdooractivities.13．Howarelow-incomekidsinfluence

dbytheproblematschool?A．Theycan‘ttakeinenoughnutrients.B．Theycan‘tsharedifferentkindsoffood.C．Theycan‘tlearnsomeimportantsocialskills.D．Th

eycan‘tholdapositiveattitudetowardslife.14．Whatdoestheunderlinedword―respite‖inParagraph4mean?A．Test.B．

Challenge.C．Belief.D．Break.15．Howcanparentshelpsolvetheprobleminthetext?A．Byguidingtheirkidshowtoeatlunches.B．Bypreparingabett

erlunchfortheirkids.C．Bystoppingtheirkidsgoingtothecafeteria.D．Byforcingtheschoolstomakeadjustments.22.（

2020届四川省绵阳南山中学高考三诊）NewYorkisanoverwhelmingcitytovisitwithchildren.WentfollowsiscarefullycollectedadvicefromNewYorkersonhowtocoverthecityrigh

t.TenementMuseumTheTenementMuseumontheLowerEastSideoffersafantasticglimpseintourbanfamilylife.Guidedtoursrevealthedailyrouti

nesofgenerationsofIrish,JewishandItalianimmigrantswhomadetheirmarkthenquicklymovedupandout.Pickupacopyof―All-of-a-KindFamily

‖oravintagetoyinthemuseumshop,oneofthecity‘sbest.MoMaMuseumMoMaMuseumdoesanexcellentjobmakingmodernandcontempo

raryartaccessibletochildrenasyoungas4.Onweekendmornings,guidedtoursaredividedintoage-appropriategroupsinwhichchild

rencanobserveanumberofworksanddraw;latertheygainfreeadmittancetotheentiremuseum.Thecafeteriaisbothgrown-upand

child-friendly,andthere‘sanartlaboratorywithhands-onactivitiesandevenanaudioguideforyoungpeople.IntrepidSe

a,AirandSpaceMuseumThemostsignificantinthemuseumistheSpaceShuttlePavilion,whichisscheduledtoreopeninJuly,showcasingtheEnterprise,NASA‘sfirstsp

aceshuttle,whicharrivedlastyear.TheU.S.SIntrepid,aWorldWarII-eraaircraftcarrier,isworthwhileinitself.WhilethecomplexsuffereddamageduringHurricaneSa

ndy,mostofitsfacilitiesareonceagainshipshape.FamiliesmaywanttoconsiderOperationSlumber,whichallowsforovernightvisitswithspecialactivitiesforch

ildren6andolder.Children‘sMuseumoftheArtsAlltheartworkhereismadebychildren,andvisitorscanmaketheirown(bonus:youdon‘thavetocleanup

).Anareaforyoungerchildrenincludessand,Play-Dohandguidedmusicactivities.ChildrengoberserkfortheBallPond,aclo

sed-inareaofoversizeballs.Isitexperientialart?Aninstallation?Childrenneednotbotherwithsuchimponderables.1．Whi

chofthefollowingmuseumsofferfreeadmission?A．TenementMuseum.B．MoMaMuseum.C．IntrepidSea,AirandSpaceMuseum.D．Children‘sMuseumofArts.

2．HowisChildren‘sMuseumoftheArtsdifferentfromtheotherthreemuseums?A．Itprovidesactivitiesforchildrenofd

ifferentages.B．Itexhibitsalotofartwork.C．Itsartworkisallcreatedbychildren.D．ItusedtobedamagedintheHurricanSandy.3．Whatdothefourmuseumshav

eincommon?A．Theyareallchildren-friendly.B．Theyallshowvisitorscontemporaryartwork.C．Theycanoffervisitorsactivitiestotakepartin.D．Theyareallsui

tableforchildrenover4yearsold.23.（2020届四川省绵阳南山中学高考三诊）Ipassedmydrivingtestatthefourthattempt.Youmightthinktha

tmeansI‘mnotassafeassomeonewhopassedforthefirsttime.Butwouldyoufeelsaferwithnodriveratall?Maybenot,andit‘sforthisreaso

nthatautomotivefirmshaveincludeddriver-assistfunctionsintheirprototype(原型)driverlesscars.Thisallowsthehumandrivertotakeov

erifthereisaproblem.Googleisonemanufacturerthathasprototypedriverlesscars.Thesehavebeenequippedwithsteeringwheelsandconventionalcontrolstoallo

wnormaldriving.Butthisisjustastage—thevisionistohavefullyautomatedcarsverysoon.ThedirectorofGoogle‘sself-driveproject,ChrisUrmson,hopeshis11-year

-oldsonwillneverhavetotakeadrivingtest.Toachievethat,thecarsneedtobeontheroadsinfiveyears.Hesaysdriverles

scarswillgreatlyreduceaccidentsandtrafficjams.AccordingtoChris,―about1.2millionpeoplearekilledontheroad

saroundtheworldeachyear.Thatnumberisequivalenttoajetfallingoutoftheskyeveryday.‖Hethinksgradualchangestoexistingcardesign

sarenotenoughtodealwiththeproblem.―Ifwearereallygoingtomakechangestoourcitiesandgetridofparkinglots,weneedself-drivecars,‖hes

ays.Google‘sprototypeshavecoveredoveramillionkilometersontheroad.Theyhavealsohadtodealwithunexpectedsitu

ations,suchasachilddrivingatoycarintheroad,andawomaninanelectricwheelchairchasingaduck.Ineachcase,theyreactedsafe

ly.Somearenotconvinced.SevenBeikerofStanfordUniversitythinksdriverlesscarswillstillneedhumaninputinextremecircumstances.Healsoworr

iesthatpeoplemayforgethowtooperatetheirvehiclesiftheydonotdoitregularly.―IguessIshouldn‘tthrowawaymydriver‘slicensejus

tyet,‖hesays.4．Whatcanbeknownaboutdriverlesscars?A．Theyarefittedwithnewly-developedsteeringwheels.B．Theyincludefunctions

managedbyhumandrivers.C．Theyneedtraditionalcontrolstoavoidtrafficjams.D．Theywillbepurchasedonthemarketinfive

years.5．WhatcanwelearnfromwhatChrissaid?A．Chrisbelievesthatthereisapossibilityofajetcrashingperday.B．About1.2millionpeoplearekilledaroundtheworl

deachyear.C．Changingcurrentcardesignsalonecannotpreventalltrafficdeaths.D．Driverlesscarscannotdealwithextremecircumstanceswithouthumanhelp.6．What‘s

theattitudeofSevenBeikertowardsdriverlesscars?A．Approving.B．Cautious.C．Neutral.D．Hopeful.7．Whatdoesthepassagemainl

ytalkabout?A．Whyweneeddriverlesscarsinthenearfuture.B．Howtocontroladriverlesscarwithoutadriver‘slicense.C．Differencesbet

weendriverlesscarsandconventionalones.D．Abriefintroductionofdriverlesscarsandsomeopinionsonthem.24.（2020届四川省绵阳南山中学高考三诊）If

youhaveeverhadacat,orhavewatchedoneofthemanyfunnycatvideosonline,you‘llknowthatcatshaveamindoftheirown.Alotofthething

stheydoarehardtounderstand---theyliketoclimbuptallfurniture,fitthemselvesinsmallspacesandattacksmallobjectsfo

rnoreasonatall.Nowscientistshavemanagedtofigureoutwhatexactlyisgoingoninthebrainsofourlittlefriends.AccordingtoTonyBuffington,a

professoratOhioStateUniversityintheUS,cats‘strangebehaviorlargelycomesfromtheirwayoflifebackinthewild.―Catstodaystillhavemanyofthesameinstincts(本能)th

atallowedthemtoliveinthewildformillionsofyears.‖hesaidinaTEDTalk.―Tothem,ourhomesaretheirjungles.‖Inthewild,cats

arehunters.Theirbodiesandgreatbalancingabilitiesallowthemtoclimbtohighspotstobetterlookattheenvironment.Eventhoughtheydon‘thavetohuntanymoreinh

umanhouses,theystillkeeptheoldhabitofviewingthelivingroomfrom,forexample,thetopoftherefrigerator.Cats‘hunti

nginstinctisalsowhatmakesthemattacksmallthingslikekeysandUSBdrives.Inthewild,theyhuntwhatevertheycanget,andmostoftheanimalstheykillaresmall.However,

catscanalsobeprey.Thisexplainswhytheyliketostayinsmallspaceslikedrawersorwashingmachines---theyarehiding,ortheythinktheyarehiding

,frommoredangerousanimals.Thisisalsowhycatspreferacleanbox:asmellyonecouldeasilyshowenemieswheretheyare.Knowinghowcats‘mindsworkisnotonl

yusefulforbetterunderstandingthem.Itmayalsohelpcats‘ownerstobettermeetcats‘needs.Forexample,ownerscouldtrytomakeclimbingeasier

forcatsbymovingtheirfurniturearound.Theycouldalsouse―foodpuzzles‖tomakeeatingfeelmorelikehuntinginsteadofjustgivingfoodtothecats.8．AccordingtoTonyB

uffington,________.A．cats‘strangebehaviorishardforpeopletounderstandB．catsaremoreusedtolivinginthewildthaninhumans‘homesC．catsbehavestrangelymainl

ybecauseofsomeinstinctsinthewildD．cats‘instinctsareashelpfultothemtodayastheyweremillionsofyearago9．Whichofthefollowingstatement

sisTRUEaccordingtothetext?A．Catsliketoclimbuphighbecausetheywanttohidefromdangerousanimals.B．CatsattackkeysandUSBdrivesbecauseth

eyhaveahabitofhuntingsmallanimals.C．Catsenjoystayinginsmallspacesbecausetheyusuallyliveinsmallcavesinthewi

ld.D．Cats‘preferenceforacleanboxprobablyhassomethingtodowiththeirhuntinginstincts.10．Theunderlinedword―prey‖inParagraph5probablymeans______

___.A．ananimalthatistoolazyB．ananimalthatlikeshidinggamesC．ananimalthatkeepsitselfcleanD．ananimalthatishunted11．Thisarticleismainlywr

ittento_________.A．explorethereasonsbehindcats‘strangebehaviorB．describecats‘pastwildexperiencetoreadersC．t

ellcatownershowtomakelifeeasierforcatsD．comparecats‘behaviorinhumanhomeswiththatinthewild25.（2020届四川省绵阳南山中学高考三诊）Teenagerswhochecksocia

lmediaforseveralhoursadayareattheriskofdevelopingADHD(多动症),astudyhasconcluded.Theresearchteam,fromtheUn

iversityofSouthernCalifornia,tracked2,600teenagersaged15and16.Theyaskedthemhowmanytimestheycheckedtheirphonesa

ndotherdigitaldevicesforvariousreasons,andthenmonitoredthemforsymptomsofADHD．Aftertwoyears,thosewhohadcheckedtheirphones

themostoftenweretwiceaslikelyasthosewhocheckedtheleastoftentoshowsignsofADHD．WritingintheJAMAmedicaljournal,thescientistssaid,―Modernmediadevices

immediatelyinformuserswhennewtextmessages,socialmediapostings,orvideogameplayinvitationsarrive.Exposuretosuchinformationmaydrawattentionaway

fromimportanttasks.Frequentdistractioncouldinterruptthedevelopmentofconstantattentionandorganizationskills.‖Theyb

elieveconstantaccesstoinstantentertainmentalsohasanimpact.ResearcherProfessorAdamLeventhalsaidallpreviousresearch

hadfocusedonthelinkbetweenADHDandtelevisions.―What‘snewisthatpreviousstudiesonthistopicweredonemanyyearsago,whensocial

media,mobilephones,tabletsandmobileappsdidn‘texist.Wecansaywithconfidencethatteenswhoareexposedtohigherlevelsofdigital

mediaaresignificantlymorelikelytodevelopADHDsymptomsinthefuture,‖hesaid.Leventhalbelievesthefindingshelpfillaga

pinunderstandinghownewmobilemediadevicesandseeminglylimitlesscontentposeamentalhealthriskforchildren.Andthefindingsserve

asawarning.Britishscientistswelcomedthefindings.ButProfessorAndyPrzybylskioftheOxfordInternetInstitutesaid,―Thestudyr

eliesonsurveyresponsesprovidedbythestudentsinquestion.Itisnotclearifteachersorparentswouldratethechildrensimilarlyoriftheself

-reportedmeasureofdigitalscreenuseisrelatedwitheitheractualbehaviororhigherqualitysurveyitems.‖12．Howdidtheresearchersco

nductthestudy?A．Bymonitoring2,600teenagerswithADHD．B．Bytrackingtheparticipantsfortwoyears.C．Byanalyzingdatafro

mpreviousresearchesonline.D．Bycontrollingdifferentteens‘timespentonsocialmedia.13．WhatdoesLeventhalth

inkoftheexposuretohigherlevelsofdigitalmedia?A．ItwillcausediverseADHDsymptoms.B．ItwillcreatehigherADHDrisks.C．Itwillwea

kenteenagers‘confidence.D．Itwillhaveamajorinfluenceonorganizationskills.14．WhatdoesProfessorAndyPrzybylskithinkofthestudy?A．Itprovide

sabetterunderstandingofthemedia.B．Itshouldhavefocusedonparents‘responses.C．Itsfindingsarenotreliableenough.D．It‘sabreakthroughinthisfield.15．Whatc

anbeasuitabletitleforthetext?A．TheuseofdigitalmediaisontheriseB．TeensareincreasinglyexposedtoADHDC．Heavyuseof

socialmediamayincreaseADHDrisksD．Teens‘exposuretomodernmediacallsmoreattention26.（2020届四川省绵阳市高三第三次诊断性考试）ThesloganfortheCulturalHeritageandSust

ainableDevelopmentFundis"InLoveWithChina"-andthisspecialmessagehasbcenshowninitsownlogo.Thelogousesthecharactersfor"

wind"and"phoenix"(风凰）inancientoraclebonescript(甲骨文）onacircularChinesefan.MadamKangJiaqi,theexecutivedirectorofCHSDF,INL

OVEWITHCHINAexplainsthemanylayersofmeaningbehindthelogo:―Thelogoadoptsthewritingstyleoforaclebonescrip

t-datingbackover3,000years-carvedontoeitherturtleshelloroxbones.＂TheChinesecharacterfor*wind'andthec

haracterfor"phoenix'arealmostthesame,withjustonestrokedifference.InChina'sancientpast,thecharacterfor＂phoenix'waswidelyc

onsideredtobringpeaceandhappinessandrepresentsgoodfortune.Thecharacter"wind'hasalonghistoryandisalsoknownasanamerepresentingcultureandspiritualpowe

r."＂Boththecharacters"wind'and'phoenix'sharethesamecomponentintheircharacters,whichisalsousedintheslogan'InLoveWithChina'.Thisextraordinarycombinat

ionrepresentshowexpertsleadfashion,whichintumleadsculture-andthatcultureisthebasisofcreativity.Therefore,itrepresentsthei

mportanceoftraditionalChinesecultureinglobalcreativity.＂TakingtheChineseoraclebonecharacterof"wind'and'phoenix'asourlogorepr

esentsthebeginningofChinesecivilization,whichsuggeststhatitcanpassonChineseculturethroughthecooperationbetwe

entheCHSDFandthecooperativeplatformofglobaldesigners,"explainsJiaqi.LogoartistSamChungsimilarlyexplainsherdesignprocess,"Thedecisionoftheora

clebonescriptof'wind'comesfromtherootofthecharacteritself.Originatedfromthecharactershapeof'phoenix,''wind's'oraclebones

criptstillpresentswonder,despiteitsmorecircularshape.Thethreetassels(流苏）attheendofthemoon-shapedfanfurthergiveafeelingoflightnesswhilehintingatbo

thEasternandWesternflavors."8．Whatdoweknowaboutthelogo?A．It'scarvedonturtleshells.B．It'sdrawnoncircularChinesefans.C．It'sdesig

nedinanewwritingstyle.D．It'sacombinationoftwosimilarcharacters.9．Whyare'wind'and'phoenix'chosen?A．The

yareeasilywritten.B．Theysymbolizegoodfortune.C．TheyrepresentChineseculturalandspiritualpower.D．Theyprom

oteglobalcreativitybasedonChineseculture.10．Whatcanbeinferredfromthelastparagraph?A．SamChungistheactua

ldesignerofthelogo.B．Theideaforthelogocomesfromabroad.C．Thedirectorhaslittlesayinthedecision.D．Tasselsaresymbolofwestern

culture.11．What'sthepassagemainlyabout?A．Chineseinfluenceontheworld.B．ThemakingofthelogoforCHSDF.C．Chinesecultureandcivilization.D．

Chinesecharacters'wind'and'phoenix'.27.（2020届四川省遂宁市高三第二次诊断性考试）Inthelastfewyears,companieslikeoBikehavebegunfloodingstreetsinplace

slikeJapanandAustraliawithbikes.BusinessmanMikeThanTunWinrealizedthesebikescoulddomuchgoodforschoolchildreninMyanmar,ofwhomsomewalkanhour

ormoreeverydaytoschool.ThenhecreatedLessWalkwhichbuysupthebikesfromothercountries.LessWalkmodifies（改装）bikesto

makethemmoreusefulforstudents.Therentalbikesusedtorequireasmartphoneapptounlockthem.LessWalkchangedthisforalockwit

hakey.Theyalsoaddedasecondseatinthebackofthebikes,allowingtwochildrentoridetoschoolononebike.Recentlythey‘rereplaci

ngthebike‘sregulartireswithasolidtirethatcan‘tgoflat.Withallthechanges,eachbikepackedattractivelycostsLessWalkabout$35.―Despitethecost,thebenefitsi

tcandeveloparewellworthtrying,‖ThantoldTechCrunch.Theprojectboughtthousandsofrentalbikesfromfailedcompaniesandshippe

dthemtoMyanmar.Theprocesswasn‘taseasyasitsounds—therewaslotsofpaperworkconcernedinmovingthebikesfromonecountrytoanother.Butgivingoutth

ebikestakesalittlelongergiventhatLessWalkwantstomakesurethatthebikesgo,forfree,tothestudentswhoneedthemthemostandMyanmarhasapopulationofover50million

peopleandmorethanninemillionstudents.TheprojectisworkingwithMyanmar‘sgovernmentandschoolsystemstofocusonpoorstudentswalkinglongdistancesadaytoschoo

l.Thanhopestobringinasmanyas100,000bikesandexpandtheprogramtoothercountrieslikeLaosandCambodia.Thanisalsohopefulthathecaninspire―globalfriends‖tofo

llowhimtoputtheabandonedbikestowork,insteadofcreatingyetmoreurbanwaste.4．HowmanymodificationsdoesLessWalkdototh

ebikes?A．2.B．3.C．4.D．5.5．Whydoesittakelongertodonatetherecycledbikes?A．Shippingthebikesissodifficult.B．There‘retoomanypoorstudents.C．Thebi

kesneedpackingcarefully.D．Targetedbikedonationisneeded.6．WhichcanbestdescribeThanTunWinastheleaderoftheproject?A．Ambit

ious.B．Encouraged.C．Well-experienced.D．Nature-loving.7．Whatcanbeasuitabletitleforthetext?A．RemovalofUrbanRubbishB．RecycleofDon

atedBikesC．BenefitsbeyondtheCostD．Students‘NewVehicles28.（2020届四川省遂宁市高三第二次诊断性考试）There‘sawell-knownstoryintheworldofl

iterarytranslatorsaboutthetranslatorwhowasthrilledtoseehisworkappearatgreatlengthinanarticleinapopularmagazi

ne.Hehadtranslatedmanynovelsbyalittle-knownScandinaviannovelist,whohebelievedhadbeenignoredandnotreceivedt

heattentionorpraisethenovelistdeserved.Hehaddevotedmuchtimetotryingtogetthisnovelistsomerecognition.

Thearticleagreedwithhisassessmentofthenovelist‘sworksmentioninglongpassagesfromhistranslations.Butsomethingwasmissing

.Thetranslatorsearchedinvainforamentionofhisname.Itdidn‘tappearanywhere.Thetranslator‘sjoyatthecoverage（报道）ofth

eauthorhelikedwasconsiderablyruinedbythis.Hefeltthathehimselfshouldhavehadsomerecognitioninthearticle.Itwasasifthetransl

atordidnotexist,andalltheeffortshehadmadehadneverhappened.Mostpeoplewouldagreethatitwaswrongofthemagazinenottomentionthetranslato

r.However,itisalsotruethatmostreadersthemselvesoperateinexactlythesameway,andforthemitisalsoasifthetranslatordidn‘texist.Wh

enpeoplereadatranslationofanovel,theywanttofeeltheyarereadingwhatthenovelist,andnotsomeoneelse,wrote.Theydon‘twanttoberemindedthatthe

yarenotreading,andwouldnotbeabletoread,theoriginalnovelcreatedbythenovelist,notwishingtoknowwhothetranslatorwasorpaya

nyattentiontowhattheyhavedone.Inthisglobalage,moreandmoreworksoffictionarebeingtranslatedintomoreandmore

languages.Readersarenowabletoexperienceandunderstandotherculturesmorethaneverthroughthereadingoftranslatednovels.Sothework

sofmoreandmorenovelistscanreachpeopleinotherpartsoftheworld.Thisappliesnotonlytonewnovelsbutalsotofreshtranslation

sofoldclassics.8．WhatcanweknowaboutthetranslatorinParagraph1?A．Hisopinionwassharedbythemagazine.B．Thenovelist‘sworkswerehisfav

ourite.C．Heoftensentarticlestothemagazine.D．Thenovelistgotfamouswithhishelp.9．Howdidthetranslatorfeelwhe

nhelookedcloselyatthearticleinthemagazine?A．Regretful.B．Proud.C．Upset.D．Skeptical.10．Whatisthethirdparagrap

hmainlyabout?A．Thecontributionsofnoveltranslators.B．Thegeneralattitudetowardstranslators.C．Thereaders‘differe

nttastesinliterature.D．Theimportanceofreadingoriginalworks.11．Whatdoestheauthorstresswhentalkingabouttheglobalage?A．Theshortageofablenoveltran

slators.B．Thenumberofreadersoforiginalworks.C．Thevalueofnovelsindifferentcountries.D．Thevarietyoffictionavailabletoreaders

.