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概要写作一1、阅读下面短文,根据其内容写一篇60词左右的内容概要。Weallhavedailyproblemswithtechnology,buthowmanyofuscanfixthem?MyaLeThai,ascientistfromtheUniversityo

fCalifornia,Irvinerecentlydiscoveredaprocessthatmightresultinbatteriesthatcouldlastforever.Thaisaidshewasfrustratedthatthebatterie

sforherwirelessdevicesdegraded.Overtime,theyfailedtochargefully.Thaididnotliketokeepherwirelesslaptopconn

ectedtoanelectricaloutlet.Shedecidedtodosomethingaboutthatproblem.Atfirst,sheandherteamatUCIrvinethoughtaboutinventinganewbattery.Butastheyexperimen

ted,Thaidiscoveredsomethingthatmightpermitlithium-ion(锂离子)batteriestolastforever.Lithium-ionbatteriespowermostwirelessdevices.Overtime,thebatteries

losetheabilitytoholdacharge.Oneofthereasonswhylithium-ionbatteriesdegradeistheiruseofnanowires(纳米线)tocarryelectricity.Nanow

iresareextremelythin.Theyareextremelyefficientcarriersofelectricity,whichmakesthemusefulinbatteries.Buttheirthinnessalsomak

esthemweak.‘‘Nanowiresbreakovertime,"shesaid.“That’swhytheylosecapacity.’’But,Thaihadatheory:Thenanowiresmightlastlongerifcoveredwithagel.Sheandt

heteamtestedhertheory.“Itwasalongprocessandalotofwork,"Thaisaid.Theteamtriedmanycoveringsforthewires.Thenanowir

eswerecoatedwithagel,PMMA,andcycledthroughcharging200,000times.Thegelshowednoevidenceofdamage.Theresultssuggestedthatbatteriescouldlastforeverwith

outlosingchargingability.Thaisaid200,000cyclesamounttoaboutthreemonthsonjustonedevice.Thaihopestocontinueherresearchtoseeifanyothergelcouldwork

better.ThaitellsVOAsheisenjoyingthepublicityaboutherdiscovery.Shesaidsheneverexpectedherresearchtogetmediacoverage.“It’skind

ofcool,”shesaid.“I’mreallygladpeopleareshowinginterestinmywork—notjustintheworkitself,butalsointechnologyandenergy.”2、阅读下面短文,根据其内容写一篇60词左右的内容概要。

Youmightthinkthatwhetheryouchooseablueshirtorayellowonetoweartoworkorcollegemakesnodifferencetoyourdayandthosearoundyou.However,anincreasingnumb

erofexpertsarguethatthecolorswechooseaffectourmood,ourcareerprospectsandevenourhealth.Thepowerofcolorhasbeenusedforcenturiesandweshouldbe

makingthemostofitinourlives.Coloraffectsustoagreaterdegreethanmostofusrealize.Itisusedincreasinglybypsychologistsandtherapistsforinflu

encingmoodandstateofmind,andforvarioustypesoftreatmentswhenweareill.Somepeopleevenbelievethattheblindcanbenef

itfromthe“vibrations(震动)”thatcolorgivesoff.Companiesusecolortogreateffecttoencourageustobuytheirproducts.

Forexample,purpleisseenascreativeandmixeswellwithred,toshowthatacompanyhasideasandthepowertomakethemhappen.Orangeandbluearealsorecommendedcolor

sforcompaniestouse,becauseorangeisthecolorofcommunicationandbluesuggestssafetyandsecurity.Sothiscouldbeaparticularlygoodc

ombination.Companieshavefoundcertaincolors“speak”tospecificagegroups.Theyoftenuseredtoattractyoungerpeopletotheirproducts,forexample,asit

isvibrantandmoreyouthfulthancolorslikegoldandnavy,whicholdercustomersseemtoprefer.Wearingdifferentcol

orscanaffecthowyoufeelandhowothersreacttoyou,soitisimportanttoconsiderthiswhendecidingwhattowearinthemorning.Ifyouwantpeoplet

otakeyouseriously,thenwearingnavyblueorblackisgood.Bluewouldalsobehelpfulforaninterviewororalexaminationbecauseitrelaxesyouand

makesyoufeelcalm.Redgetsyounoticedbyeveryoneandmakesyou,thewearer,feelenergetic,butbecareful,asitcanra

iseyourpulserateandnoteveryonewantsthiseffect.Sothinkcarefullybeforeyouleavethehouse.Thecolorsyouchooseareawonderfultool.Are

youmakingtherightimpression—onyourselfandonothers?3、阅读下面短文,根据其内容写一篇60词左右的内容概要。Anew,first-of-its-kindstudyexaminestheconnecti

onbetweenteacherburnoutandstudents’stresslevels.ResearchersfromtheUniversityofBritishColumbiacollectedsaliva(唾液)samplesfromover400elementaryscho

olchildren,gradesfourtoseven,at17publicschools.Cortisol(皮质醇)levelswerethenassessedfromthesamplesasthehormoneiscomm

onlyusedasabiologicalindicatorofstress.Correspondingly,teacherburnoutwasdeterminedthroughsurveyresults.Investigatorsfoundthatincl

assroomswhereteachersexperiencedmoreburnout,orfeelingsofemotionalexhaustion,students’cortisollevelswereelevated(提升).Highe

rcortisollevelsinelementaryschoolchildrenhavebeenlinkedtolearningdifficultiesaswellasmentalhealthproblems.Thestudy

appearsinthejournalSocialScience&Medicine."Thissuggeststhatstresscontagionmightbetakingplaceintheclassroomamongstudentsandtheirteachers,"saidEvaObe

rle,PhD,thestudy’sleadauthor.Indeed,therelationshipbetweenstudentstressandteacherburnoutisachickenandeggquest

ion."Itisunknownwhatcamefirst,elevatedcortisolorteacherburnout.Weconsidertheconnectionbetweenstudentandteachers

tressacyclicalproblemintheclassroom.”Oberlesaidastressfulclassroomclimatecouldbearesultofinadequatesupportfortea

chers,whichmayimpactteachers’abilitytoeffectivelymanagetheirstudents.Apoorlymanagedclassroomcancontributetostudents'needsnotbeingmetan

dincreasingstress.Thiscouldbereflectedinelevatedcortisollevelsinstudents.Alternatively,stresscouldoriginatefromstudents,whomaybemorechalle

ngingtoteachbecauseofincreasesinanxiety,behavioralproblems,orspecialneeds.Inthiscase,teacherscouldfeeloverwhelmeda

ndreporthigherlevelsofburnout."Ourstudyisareminderofthesystemicissuesfacingteachersandeducatorsasclassroomsizesincrease

andsupportsforteachersarecut,’’saidOberle.“Itisclearfromanumberofrecentresearchstudiesthatteachingisoneofthemoststressfulprofe

ssions,andthatteachersneedadequateresourcesandsupportintheirjobsinordertobattleburnoutandrelievestressintheclassroom,”saidtheUniversi

tyofBritishColumbiaeducationprofessorKimberlySchonertReichl,PhD,thestudy’sco-author.“Ifwedonotsupportteachers,weriskthedamageofstudents.

”4、阅读下面短文,根据其内容写一篇60词左右的内容概要。Whilecontactbetweenadolescents(betweentheagesoffifteenandnineteen)andtheirpeers(同龄人)isauniversalcharacteristicofallc

ultures,thenatureandthedegreeofsuchcontactvaryagreatdeal.InAmericancontemporarysociety,adolescentsspendmuchmoretimewiththeirpeersthan

withyoungerchildrenoradults.Thispatternofagesegregation(隔离)inAmericansocietydidnotbecomeusualuntilthebeginningoftheindustrializedsociety.

Changesintheworkplaceseparatedchildrenfromadults,withadultsworkingandchildrenattendingschool.Thedramaticincreaseofmothersintheworkplacehasfurthercont

ributedtothereductionintheamountoftimeadolescentsspendwithadults.Schoolreformeffortsduringthenineteenthcentury,whichresultedinage-segregated

schoolsandgrades,havereducedtheamountoftimeadolescentsspendwithyoungerchildren.Finally,thechangesinpopulationareconsideredafactorthatma

yhavecontributedtotheemergenceofadolescentpeerculture.From1955to1975,theadolescentpopulationincreaseddramatically,from11

percentto20.9percent.Thisincreaseinthenumberofadolescentsmightbeacontributingfactortotheincreaseinadolescentp

eercultureintermsofgrowthinsizeaswellasintermsofitsimpactonsociety'sothercultures(adults,youngerchildre

n).Researchsupportstheviewthatadolescentsspendagreatdealoftimewiththeirpeers.ReedLarsonandhiscolleaguesexaminedadolesce

nts’dailyactivitiesandfoundthattheyspendmoretimetalkingtotheirfriendsthanengaginginanyotheractivity.Inatypicalweek,highschoolstudentswillspendtwicea

smuchtimewiththeirpeersaswithadults.Thisgradualwithdrawalfromadultsbeginsinearlyadolescence.Insixthgrade,adults(excludingparents)a

ccountforonly25percentofadolescentsocialnetworks.Anotherimportantcharacteristicofadolescentpeercultureisitsincr

easinglyautonomous(自治的)function.Whilechildhoodpeergroupsareconductedundertheclosesupervisionofparents,adolescentpeergroupstyp

icallymakeanefforttoescapeadultsupervisionandusuallysucceedindoingso.5、阅读下面短文,根据其内容写一篇60词左右的内容概要。The

reissomeunwelcomenewsforstudentspreparingforexamsandofficersputtinginlonghours—youdon’tneedthebreakasmuchasyoumaythinkthatmakesyoufeellesstire

d.Scientistshavelongassumedthatwillpowerisalimitedresource,whichiswhyyoufeeltheneedtohavearest,haveasnackandcomeb

acktoataskwhenyou’refeelingbetter.Theyarguedthattheonlywaytorestorewillpowerisbyrest,foodorentertainment.Butpsycholo

gistshavechallengedthistheory,sayingweakwillpowerisallinyourhead.Theyfoundthatpeople’sbeliefsinwillpower

determinehowlongandhowwellthey’llbeabletoworkonatoughmentalexercise.“Ifyouthinkofwillpowerassomethingthat'slimited,you'remo

relikelytobetiredwhenyouperformadifficulttask,"saidProf.VeronikaJob.“Butifyouthinkofwillpowerassomethingthatisnoteasilyusedup,youc

angoonandon.”Theresearchersdesignedfourexperimentstoteststudents'beliefsinwillpower.Afteratiringtask,those,whobelievedorwereledtobelievethatwillpower

isalimitedresource,performedworseonstandardconcentrationteststhanthosewhothoughtofwillpowerassomethingtheyhadmorecontrolover.Theya

lsofoundthatleadinguptofinalexamweek,studentswhobelievedthelimitedresourcetheoryatejunkfood24percentmoreoftenthanthosewho

believedtheyhadmorecontrolinresistingtemptation(诱惑).AccordingtoMr.Job,thetheorythatwillpowerisalimitedresourceisinteresting,butithashadunintendedcons

equences.Studentswhomayalreadyhavetroublestudyingarebeingtoldthattheirpowerofconcentrationislimited,andtheyneedtotakefrequentbreaks.Buta

beliefinwillpowerasanon-limitedresourcemakespeoplestrongerintheirabilitytoworkthroughchallenges.Thefindingscouldhelppeoplewh

oarebattlingtemptation.Willpowerisn'tdrivenbyabiologicallybasedprocessasmuchasweusedtothink.Thebeliefinitiswhatinfluencesyourbehavi

or.6、阅读下面短文,根据其内容写一篇60词左右的内容概要。Uploadingcountlessselfies(自拍照),writingpersonalstatusupdates,andcheckingyour

messageseveryotherminuteseemlikejustapartofmodemdailylife,right?Thesearethemarkersoftherelationshipweallhavewithsocialmedianow,whichstartedou

tjustasawaytocommunicatewithoneanother.AccordingtoarecentstudybyexpertsattheUniversityofGeorgia,theremaybemoretoitthanthat.Thefindingssuggest

edsomeunmistakablecorrelationsbetweensocialmediauseandwhat’sknownas“grandiosenarcissism(浮夸的自恋)”.So,whendo

essocialmediausebecomeaproblem?TheUniversityofGeorgiacarriedouttheresearchaccordingtothefollowingquestions:Howlongdopeoplespendo

nsocialmedia?Howoftendotheytweetorupdatestatus?Howmanyfriendsorfollowersdotheyhave?Howmanyselfiesdotheytendtopost?Ifyoudoalltheabovethings,itlikely

sendssignalsaboutyourpersonality.Alloftheseonlineactionshaveonethingincommon:Theyareallwaysinwhichwetryt

opromoteourselvesonline.Therefore,it9showyouusetheplatformthatcounts.Then,exactlyhowmuchtimespentonlineistoomuch?Ther

esearchersdidn'tmeasure.However,anotherstudyfromBaylorUniversitylistedSALIENCE(socialplatformsbecomingnecessaryinyourdailylife)an

dEUPHORIA(thefeelingofexcitementwhenyouusethem)amongotherthingsassignsofaddiction.Thatistosay,ifyouareconstantlyengagedwithsocialmed

iaonadailybasis,itcouldbeasignthatyouhaveanegativerelationshipwithit.Therefore,it’showyouusetheplatformthatmatters.S

ocialmediaitselfmeansnoharm.Instead,morebenefitscanbegotifyouuseitcarefullyandwisely.7、阅读下面短文,根据其内容写一篇60词左右的内容概要。AmericanE

nglishbeganinthe17thcentury.Atthebeginningofthe17thcentury,theEnglishlanguagewasbroughttoNorthAmericabycolonistsfr

omEngland.TheyusedthelanguagespokeninEngland,thatis,ElizabethanEnglish,thelanguageusedbyShakespeare.InordertoexploitnewresourcesinAmerica,British

colonistssettleddownthereandfrom1607to1732setupthirteencolonies,includingVirginia,NorthCarolina,Geor

gia,Pennsylvania,NewYork,NewJerseyandConnecticut.Inthesethirteenareas,Englishwasacommonlanguageusedbyallpeople.Thefirstcolonistsestabl

ishedtheEnglishforminAmerica.Astimewentby,theEnglishlanguagegraduallychangedonbothsidesoftheAtlantic.Foreignerslongingforwealthset

footonthecoastalareatotrade.Americansadoptedmanywordsfromforeignlanguagesandinventednumerousnewwordstomeettheircommercialneeds.F

ollowingAmericanIndependence,famouspeoplelikeThomasJefferson,thePresident,begantoconsiderthatthecountryshouldhavealangu

ageofitsown.NoahWebstercompiled(编撰)threeelementarybooksonEnglish.Later,heexpressedtheideathatasanindependentnation,Americashouldhaveasys

temofitsowninlanguageaswellasingovernment.Afterthesecondhalfofthe19thcentury,manygreatwriterssuchasMarkTwainhelpedthedevelopmentofAm

ericanEnglish.EnglishinAmericahasdevelopedacharacterofitsown,reflectingthelifeandthephysicalandsocialenvironmentoftheAmericanpeople.Sinceth

eriseoftheUnitedStatestoapositionofworldimportance,AmericanEnglishhasbeendevelopingandchanging.ThereisnodoubtthatAmericanEnglishwillen

richtheEnglishlanguagegreatly.Withtherapiddevelopmentofmodemmassmediaandthecommonneedsofeconomic,culturalandpoli

ticalexchanges,AmericanEnglishwillbemorewidelyusedintheworldthanBritishEnglish.8、阅读下面短文,根据其内容写一篇60词左右的内容概要。Lifedoesn’talwaysturnoutthewaywe’dlike.Wh

ensituationstakeanunfriendlyturn,webecomeupset,frustrated,andangry.Whenothersdon'tagreewithus,livetheirlivesthewaywethinktheyshouldnot,orac

tinamannerwefinddisturbing,angerisatypicalreaction.Itseemsthatwefeelangergivesusthemomentaryfeelingofpowerinasituationwher

ewefeelwehavelostauthority.However,infact,withtheexceptionofafewcases,anangryreactionrarelyimprovesthesituation.Itonlymakesthesituationworse.Th

oughtfulconsiderationofwhatfeelingsandrepliesaremostadvantageousactuallyrestoresrealpower.Soconsiderthefollowingalternativest

oanger.Oneiscompassion,whichconsistsofbothunderstandingandempathy.Ifweviewanindividualwhosebehaviorwefindun

acceptable,weshouldthinkeachpersonhasarighttolivelifeaccordingtotheirbeliefs,dreams,needsandsoon.Evenifsomeoneisactingimproperl

y,youshouldunderstandthemratherthangetbentoutofshape.Iftheyarestruggling,lost,orinpain,youshouldchoosetofeelempathyfortheirsuffering,hopingt

hattheywillsoonpassthroughtheircurrentchallengetoamorejoyfulplace.Ifyoudoso,yourangerwilldisappear.Humorisanotherpowerfultoolforstoppingangerbecausei

tcanhelpyoustaycalmwhenthingsgetbad.Sometimeswetakelifefartooseriously.Thatisbadforusandangeriseasytohappen.Weneedtousehumor

toturnanyserioussituationintoalightone.Humoractsasaprotectivebarriertoemotionalpain.Therefore,whenot

hersbehavebadly,finditinyourhearttoforgivethemfortheirunwisebehaviorratherthancomplain.Whenlifehandsyoutheexactopp

ositeofwhatyourequested,takenonoticeofitinsteadofgettingangry.Afterall,thebadsituationisonlytemporary.Sochoosethesealternativ

ereactionstosoftenourheartandpreventangerfromhappeningsothatwecanenjoyourlifetothefullest.答案1答案：Doyoulookforwa

rdtoonedaywhenbatteriesaredurable?MyaLeThaiandherteamhaverealizedourdreamandwouldliketosharetheirinventionwiththepu

blic.(要点1)Watchingcarefully,theydiscoveredwhatmightfailbatteriesandadvancedtherelativeenergy-savingtechnology.(要点2)Knowledgeisatreasure,butp

racticeisthekeytoit.(要点3)Naturally,ittookthemalongtimetomaketheinventionoverandoveragain.(要点4)(71words)2答案：Color

s,whosepowercanbegreaterthanexpected,arebelievedtoaffectourmood,careerandhealth.(要点1)They’reincreasinglyusedtoinfluenceourstateofmi

ndandtreatillness.(要点2)Socompaniesemploycolorstopromotesales,consideringtheimagetheyconveyandagegroupstheyattract.(要点3

)Ascolorsofclothescanaffectpeople'sfeelings,decidingwhattowearmattersinmakingtherightimpression.(要点4)

(64words)3答案：Anewresearchshowsthatstudentstrainoftencoexistswithteacherexhaustion.(要点1)Students,whofindtheirrequirementsu

nsatisfiedasaresultofteachers9low-levelmanagementoverclass,mayfeeloverwhelminglystressed.(要点2)Conversely,teachers,whoencou

ntergreatteachingchallengefromstudents,tendtobeburnedout.(要点3)Therefore,moresufficientresourcesandsupportforteachersshouldbeg

uaranteed,orstudentsarelikelytoberuined.(要点4)(63words)4答案：Therearesomecausesofthebirthofadolescentpeerculture,wh

ereadolescentsspendmoretimewiththeirpeers.(要点1)Firstly,changesintheworkplacereducetheamountoftimeadolescentsspen

dwiththeirparents.(要点2)Andschoolreformsresultintheirlesslimespentwithyoungerchildren.(要点3)Additionall

y,theincreaseinadolescentpopulationisanothercontributingfactor.(要点4)Autonomyisanothercharacteristicofadolescentpeerculture,

whichmeanstheyusuallymanagetoescapeadultsupervision.(要点5)(67words)5答案：Basedonarecentreport,havingaresttorefreshyourselfisnotsoessentialasexpected

.(要点1)Willpower,assumedlimitedbysomescientists,istoberegainedonlybyrest,food,aswellasentertainment.(要点2)However

,thistheoryhasbeenchallenged.(要点3)Researchersconductedexperiments,discoveringthatifyoubelievethatwillpowerislimitless,youwillbemorepowerf

ul,whichwillhelptoresisttemptation.(要点4)(63words)6答案：Thepassageismainlvaboutsocialmedia,whichcanbeausefultoolinourdai

lylife.(要点1)Butoriginally,thepurposeofsocialmediaistoexchangeinformation.(要点2)Sincethen,socialmediahasbeenwidelyusedinallaspects.(要点3)Accordi

ngloarecentstudyoftheUniversityofGeorgia,socialmediahasalreadybecomeaplatformatpresent,andpracticallytherearenolimits

toself-expressionbysocialmedia.(要点4)However,whetherapersonhassocialmediaaddictionisquitemeasurable.(要点5)(

82words)标准范文Fromthepassage,wecanknowthattheauthorthinksthatsocialmediacanbeausefultoolinourlife.(要点1)Aswealsoknow

,theoriginalpurposeofsocialmediaistoexchangeinformation.(要点2)Atpresent,wemakefulluseofit.(要点3)AccordingtotheresearchoftheUniversity

ofGeorgia,socialmediahasbecomeastagetoshowoneself.(要点4)However,fromthelastbutoneparagraph,weknowwhetheronehassocial

mediaaddictioncanbemeasured.(要点5)(77words)7答案：ThepassageismainlyaboutthedevelopmentofAmericanEnglishwhichwa

sbominthe17thcentury.(要点1)Inparticular,aboutAmericanEnglish,weknowitsdevelopmenthasacloserelationshipwithAmericanpeople’slife.(要点2)What’smore,int

ernationalbusinessandtradecontributetothedevelopmentofAmericanEnglish.(要点3)Lastbutnotleast,withthedevelopmentofsocietyandeconomy,A

mericanEnglishismorewidelyusedthanBritishEnglish.(要点4)(77words)8答案：Thepassagetellsusthatangerdoesn'ts

olveanyproblemsinourdailylifealthoughitcandosomegoodsometimesinafewcases.(要点1)Onthecontrary,itonlymakesthingsworse.(要点2)Therefor

e,weshouldignoreit.Forexample,compassionandhumoraregoodways.(要点3)Inaword,itisofgreatimportanceforusalltoknowhowtogetridofanger.(要点4)(65words)