【文档说明】3　UNIT 2　 Section Ⅲ　知能演练　轻松闯关-（新教材）高中英语人教版必修2 .doc，共(6)页，102.000 KB，由小喜鸽上传

转载请保留链接：https://www.ichengzhen.cn/view-119054.html

以下为本文档部分文字说明：

Ⅰ单句语法填空1．Now,theproblemis_being_discussed(discuss)inthemeetingroom．2．Thehigh-speedrailwaybetweenBeijingandZhangjiakouis_being_built(

build)atpresent．3．Youngpeopleare_encouraged(encourage)tothinkcarefullyabouttheirfutureplansfromtimetotimebytheirparentsandteachers．4．Th

ebridgeis_being_repaired(repair)atpresent,sowewillhavetochooseanotherroute．5．Accordingtoreports,nowadayssharksare_being_ki

lled(kill)atasurprisingrateworldwideperyear．6．Theschoollibraryis_being_decorated(decorate)thesedays,soyo

ucan’tborrowanybooksfromit．7．Itissaidthatlawswill_be_introduced(introduce)nextyeartoprotectancientrelics．8．Mostoft

hewellsinthisvillagehave_been_polluted(pollute)uptonow．9．Atthismoment,thefootballmatchis_being_played(play)betweenFranceandGerman．10．Therei

ssomuchnoiseupstairs—apartyis_being_held(hold)bysomeyoungpeople．Ⅱ语法与写作1．These_animals_are_being_hunted(这些动物在被捕杀)atsuchaspeedthattheywilld

isappearsoon．2．Mostofthebuildingsdestroyedintheearthquakeare_being_rebuilt(正在被重建)．3．Theclassroomis_bein

g_decorated(正在被装饰)withballoonsandflowersrightnowandthestudentsarepreparingfortheNewYearparty．4．Sinceyour_compu

ter_is_being_repaired(你的电脑正在被修理),youcanusemine．5．Iam_being_treated(正在接受治疗)atthehospitalnow,soIcannotgot

othecinemaatpresent．Ⅰ单句语法填空1．(2018·天津卷)Mywashingmachineis_being_repaired(repair)thisweek,soIhavetowashm

yclothesbyhand．2．Toourdelight,manyendangeredspeciesare_being_protected(protect)bythegovernmentnow．3．Daisyhasfou

ndthatalotofantelopesare_being_hunted(hunt)andkilledforthewoolbeneaththeirstomachsnow．4．Wouldyoupleasekeepsile

nt？Theweatherreportis_being_broadcasted(broadcast)andIwanttolisten．5．Bothhisparentslooksad．Maybetheyhave_

known(know)what’shappenedtohim．6．Someonelendsyouhiscarwhileyoursis_being_repaired(repair)atthegarage．7．NewYear’sDayiscomingandCh

ildren’sParkis_being_prepared(prepare)forit．8．Morethanonepatientis_being_taken(take)careofbythenurseatthemom

ent．9．Themeetingwhichis_being_held(hold)nowisofgreatimportance．10．Sheisoneofthegirlsinourclasswhoare_being_trai

ned(train)forthecomingmatchnow．Ⅱ阅读理解Passengerpigeons(旅鸽)werethemostcommonbirdsinallofNorthAmericainthe1800s．Itwascommontoseelargegr

oupsofpassengerpigeons—groupsthatmadeasoundlikeastorm．Buttoday，theyareextinctbecauseofhumanbehavior．Now，somescientistswanttobringp

assengerpigeonsbacktolifebyusingnewtechnologyandscientificideas．Theycallthisprocessde-extinction．De-extinctionhasnothappenedyet．Itisstil

ljustanidea．Theprocessofde-extinctionisnoteasy．First，scientistsmustcollectDNAfromthebodiesofextinctanimals．Thentheywillputitintheegg

sofsimilaranimalspecies．Whentheseanimalsbecomeadults，theywillhavebabies．AndthesebabyanimalswillhavetheDNAoftheextinctanimals．Scientistsbelieveit

ispossibletobringbackpassengerpigeonsandmanyotheranimals．However，noteveryonethinksthisisagoodidea．StuartPrimm

istheworld’sleadingexpertonmodernanimalextinction．Hebelievesthatbringingextinctanimalsbacktolifeisbadfortheearth．Ononehand,theseanimalsnolongerha

veasafeplacetolive．Ontheotherhand,theycouldcauseotheranimalstodie．ManyotherscientistsdonotagreewithStuartPrimm．StuartBrand，awriterandscie

ntist，isoneofthem．Hebelievesde-extinctionisgoodformanyreasons．“Thecurrentgeneration(当代)ofchildrenwillexperiencethereturnofsomeunusualanima

lsintheirlifetime．Itmaybepartofwhatdefinestheirgenerationandtheirattitudetothenaturalworld．Theywilltaket

heirparentstozoostoseethegrowingpopulationsofpassengerpigeons,andmaybeevendodobirds．Thiswillprovideagooddealofmoneyforzoosbusywithextinctspeciesresto

ration(恢复)．Humanskilledoffalotofspeciesoverthelast10，000years．So,it’srighttobringsomebacktolife，”hesaid．【解题导语】本文是一篇议论文。文章主要讨论了灭绝物

种复活这一新科技。1．Inthe19thcentury,passengerpigeons________．A．werecommonsightingsB．sufferedalotfromstormsC．livedmainlyinNorthAmericaD

．werethelargestinAmericanhistoryA解析：细节理解题。根据第一段中的Passengerpigeons(旅鸽)werethemostcommonbirdsinallofNorthAmericainthe1800s．Itwascommontoseelarg

egroupsofpassengerpigeons—groupsthatmadeasoundlikeastorm．可知，19世纪时的旅鸽数目众多。2．Whatdoweknowaboutde-extinction?A．ItwillchangetheDNAoftheextincta

nimals．B．Itwasfirstusedinpassengerpigeons．C．Itisdifficulttocarryout．D．Itprovedtobeuseful．C解析：细节理解题。根据第二段中的Theprocessofde-extinctionisnote

asy．以及接下来具体介绍灭绝物种复活的复杂过程可知，复活灭绝物种绝非易事。3．WhyisStuartPrimmagainstbringingbackextinctanimals?A．Theywilldieverys

oon．B．Theywillcreateotherproblems．C．Theywilldogreatharmtohumans．D．Theywillreplacethesimilarspecies．B解析：推理判断题。根据第四段中的H

ebelievesthatbringingextinctanimalsbacktolifeisbadfortheearth．．．theseanimalsnolongerhaveasafeplacetolive．和theycouldcauseotheranima

lstodie可知，StuartPrimm反对灭绝物种复活是因为他认为这些复活的动物会造成一些其他的问题。4．HowdoesStuartBrandfeelaboutde-extinction?A．Wrong．B．Difficult．C．I

mportant．D．Wasteful．C解析：推理判断题。根据倒数第二段中的Hebelievesde-extinctionisgoodformanyreasons．以及StuartBrand在最后一段具体陈述灭绝物种复活的好处可知，他认

为复活灭绝物种很重要。Ⅲ七选五Howmanytimesdoyouwishyouhadtimetopickupanewhobbyorskill?Often,youhopetolearnsomethingnew,butyoumaynevergetstart

ed．1．________Manypeoplehavesuchplans,buttheyjustdon’tgetstarted．Thecommonreasonisthattheyfeeltheydon’thaveenoughtime．Hobbiesprovideanum

berofimportantbenefits(益处)．Theyprovideuswithabreakfromwork．2．________Manyhobbies,suchasgroupsportsandbookclubs,allowustomakenewfriends．B

ecauseofsuchhobbies,wehaveasociallifeoutsideofourfamiliesandclassrooms．Sowe’vecoveredwhyhobbiesareimportant,bu

thowcanwemaketime?First,findoutwhatyoucancutbackon．Chancesarethatyoudon’twanttoskipdoingthelaundryorhelpingyourkidswit

hhomework．3．________Doyouspendyourweekendsonthecouch?Chancesarethatthere’smoretimethanyouthink．4．________Itmaynot

soundrelaxingforyourfreetimetobeonaschedule,butyou’llbegladthatyousetasidetimeforyourhobbyonceyou’reonaregularschedule．O

therwise,it’stooeasytoputitoff．5．________Muchofthedifficultyindoingsomethingliesingettingstarted．Evenifyoudon’tfeellikeit,oryouhaveotherth

ingstodo,getupandusethetimeyou’vescheduled．Ifyourhobbyissomethingyoulove,itwon’tbelongbeforeyoufindyourselfactuallyhav

ingfun!A．Actually,you’renotalone．B．Finally,getupandtrulydoit!C．Second,tryyourbestnottoputitoff．D．Buthowmuchtimedoyouspendwatc

hingTV?E．Next,schedulearegulartimetospendwiththishobby．F．Whynotaskyourkidstodotheirhomeworkontheirown?G

．Theyallowustouseourfreetimetodosomethingwelove．【解题导语】很多人想要培养一个新的兴趣爱好，但往往不付诸行动。1．A解析：根据下一句Manypeoplehavesu

chplans,buttheyjustdon’tgetstarted．可知，这里是指“你”不是唯一一个这样做的人。2．G解析：根据第二段中的Hobbiesprovideanumberofimportantbenefits(益处)．以及后文的信息可知，这里是在列举有兴趣

爱好的好处，故选G项。3．D解析：根据上文的Chancesarethatyoudon’twanttoskipdoingthelaundryorhelpingyourkidswithhomework．以及后文信息可知，我

们虽然无法避开洗衣服和给孩子辅导功课的时间，但我们可以抽出看电视的时间。4．E解析：根据第四段中的Itmaynotsoundrelaxing．．．onaschedule,butyou’llbegladthat

．．．onceyou’reonaregularschedule．可知，这里是建议我们给新的兴趣爱好安排出时间。5．B解析：根据下文的Muchofthedifficultyindoingsomethingliesinget

tingstarted．可知，作者在本段主要鼓励我们要行动起来，故选B项。Ⅳ语法填空Thejaguar(美洲豹)isthelargestcatintheAmericas．Ahundredyearsago,jaguars1．________

____(find)everywherefromthesouthwesternUnitedStatestoArgentina,inSouthAmerica．Today,jaguarsareanendangeredsp

eciesthroughouttheir2．____________(nature)habitatandhavebeenlostfrom50percentoftheirterritory(领土)．Todaytheylive3．____________(most)inthe

Amazonrainforest．Andjaguarsaren’ttheonlyanimalslosingtheirhomes—according4．____________theInternationalUnionforConservationofNature,habitatl

oss5．____________(be)themainthreattoabout85percentofallendangeredplantandanimalspecies．Tropical(热带的)rainforestscoveronlyabout7percentofE

arth’sland,butthey’rehometoabouthalfofallknownplantandanimalspecies．Most6．____________(scientist)agreethatabout80，000acre

s(anacreisequalto4，047squaremetres)disappeareverydaywhentreesarecutdownandlandisclearedforfarms．Treesalsoplay7．____________importantroleinclimatecha

nge．Fewerforestsmeanthatmoregreenhousegasesremain8．____________(trap)intheatmosphere,themixtureofgasesthatsur

roundstheEarth．Grasslands,underwaterhabitats,andwetlandsarealsoatrisk．Forexample,theWorldWildlifeFundre

portsthatabouthalfoftheworld’swetlands9．____________(disappear)sinceahundredyearsagoasaresultofbeingdrained(排水)foreitherfarmla

nd10．____________otherindustries．Thatmeanslessspaceforanimalstofeedandraisetheiryoung．1．werefound解析：考查一般过去时的被动语态。设空处所在句意为“一百多年

前，从美国的西南部到南美的阿根廷都能发现美洲豹的踪影”，故find与jaguars之间是被动关系，应用被动语态，且由Ahundredyearsago可知，此处应用一般过去时，故填werefound。2．natural解析：考查形容词作定语

的用法。设空处作定语修饰habitat，表示“自然的”，故填形容词natural。3．mostly解析：考查副词。设空处作状语修饰谓语动词live，表示“主要地”，故填副词mostly。4．to解析：考查介词。accordingto意为“按照，根据„„所说”。5．is解析：

考查主谓一致。设空处所在句描述现在的情况，应用一般现在时，因为主语是habitatloss，故填is。6．scientists解析：考查名词的数。设空处作主语，表示“科学家”，因为scientist是可

数名词，由Most及谓语动词agree可知，此处应填scientists。7．an解析：考查不定冠词。设空处所在句意为“树木在气候变化方面起着重要作用”，又因important的发音以元音音素开头，故填an。playanimportantrol

ein．．．意为“在„„方面起重要作用”。8．trapped解析：考查过去分词作表语的用法。设空处所在句意为“森林面积的减少意味着越来越多的温室气体停留在大气层里”，trap与greenhousegases

之间是被动关系，故填过去分词trapped。9．havedisappeared解析：考查现在完成时。由sinceahundredyearsago可知，此处应用现在完成时，因为主语是halfoftheworld’swetlands，故填havedisappeared。10．or解析：考查连词。eit

her．．．or．．．意为“或者„„或者„„”。