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1、 2021年高考英语总复习 Unit 2 The environment单元测试 牛津译林版必修5一、选择题（共15题）1.MissGreenoftensaid“Godhelpsthosewhohelpthemselves”,intendingtoonusthesignificanceofbeingindependent.A.baseB.impressC.focusD.rely2.Mymoneyis,soIhavetocallmyparentssayingthatIammissingthem.A.runoutB.usingupC.runningoutD.runningoutof3.Thisre
2、stauranthasbecomepopularforitswideoffoodsthatsuitalltastesandpockets.A.divisionB.areaC.rangeD.circle4.Whatdoesthemodelplanelooklike?Well,thelengthofitswingsisofitsbody.A.morethantwicethelengthB.twicemorethanC.morethantwicethatD.twicethelength5.Iappreciatetheopportunitytoworkinyourcompanytwoyearsago.
3、A.givingB.togiveC.beinggivenD.tobegiven6.isnodoubtthattheDallasMaverickswilldefeattheWashingtonWizardsinthenextgame.A.ItB.AsC.ThatD.There7.Itwouldbeveryshort-sightedtoholdthethatourpresentgoodfortunewilllastforever.A.adviceB.demandC.beliefD.determination8.Confidenceismorethanjustanattitude;itcomesfr
4、omastrongcommitmenttotake,ratherthanjustletlifehappen.A.considerationB.effectC.responsibilityD.account9.Thefactshetoldaliehadagreatinfluenceonherreputation.A.whetherB.whatC.thatD.how10.Ridingabicyclecanbefun.Butyourideabiketowork,andthenthereisntonetoridehome?A.howcomeB.whatifC.nomatterhowD.wherever
5、11.Donttouchyoureyes,noseandmouth,becausetheyarentcoveredbyskinandcanthevirusmoreeasily.A.takeupB.pickupC.makeupD.setup12.Everydayhethreebottlesofalcohol,whichhasdonegreatharmtohishealth.A.consumesB.conductsC.convertsD.convinces13.Itiseasytomycarfromothersintheparkinglot.Ithasanadvertisementforacarc
6、ompanyonitsback.A.letoutB.giveoutC.pickoutD.runout14.Theroom10metersacrossislargeenoughforasinglemantolivein.A.measuringB.measuresC.tobemeasuredD.measured15.Youaresomewhatabouthiswork.Afterall,heisfreshhere.A.curiousB.particularC.concernedD.cautious二、阅读理解（共2题）1.Nowscientistsbelievethatglobalwarminga
7、ffectshibernatinganimals,causingthemtowakeupearlier.Whilethismayseemalittleconcern,itisinfactasignificantenvironmentalproblem.Theshortenedhibernationperiodcouldactuallyleadtosignificantdeclinesinthepopulationofseveralspecies.SomeofthefirstconcreteevidenceofthephenomenoncamefromColorado,whereresearch
8、ersattheRockyMountainBiologicallabhavebeenobservingmarmot(旱獭)hibernationbehaviorsincethe1970s.Intheearlydaysoftheirstudies,marmotsgenerallyhibernatedseveralweeksintothemonthofMay.Nowadays,however,temperaturesintheareahaverisenby2.5degreesFahrenheit,andthemarmotswakeupaboutamonthearlier.Atleastthemar
9、motsarestillhibernating.Severalotheranimalshavenotbeenhibernatingatallrecently.BrownbearsintheSpanishCantabrianMountainsdidnothibernatelastyear.InpartsoftheUnitedStates,chipmunks(花鼠)alsoskippedthehibernationperiod.Thebearsseemtohavesurvivedwithoutlosingmanyindividuals.Thechipmunks,however,werenotsol
10、ucky.Manyoftheanimalsdiedofstarvationduringthewinter.Theproblemwithanimalswakingupearly,orskippinghibernationaltogether,lieswiththecreaturesmetabolism(新陈代谢).Whentheanimalshibernate,theirmetabolismdropssignificantly.Theanimalsheartrateslows,andtheyrequireverylittleenergytolive.Whentheanimalsawakefrom
11、theirwinterslumber,theirmetabolismreturnstonormal.Butwhiletheirmetabolismmaybeasactiveasitwasbeforehibernation,foodsourcesarentasavailableastheywerebefore.Amarmotmaywakeupwhentemperaturesgetwarmer,thinkingitsspring,butplantswillnothavegottheamountofsuntheyneedtosignaltheirspringperiodofgrowth.Sounti
12、ltheplantsgrow,themarmotshavenoreliablefoodsource.Manyscientistsbelievetheproblemwillcontinuetogetworse.Inadditiontochangesinhibernationpatterns,somebelievethatotheranimalswillalsobegintochangetheirmigrationpatternsorbegintogivebirthearlier.Formanybiologists,thatsascaryprospect.TerryRoot,ananimalexp
13、ertatStanfordUniversity,said,“Idothinkwhatwewillbefacingistheextinctionofmanyspecies.”1.Whatistheviewpointofthewriter?A.Globalwarmingwillcontinuetogetworseastimegoeson.B.Globalwarmingwillleadtoshortenedhibernationofsomeanimals.C.Shortenedhibernationwillresultindeclinesinthepopulationofanimals.D.Someanimalswillskiphibernationaltogether.2.Thewritersetstheexampleofthemarmotsoasto.A.explainthatglobalwarminginfluen
