山西省運城市絳縣第二中學高二英語下學期期末試題含解析一、選擇題1.---You____partinthepartyontime.---Sorry,Iwasdelayedbytheaccident.A.aresupposedtotake

B.havesupposedtotake

C.aresupposedtohavetaken

D.supposedtotake參考答案：C2.TheWorldWideWebissometimesjokinglycalledtheWorldWideWaitbecauseit___beveryslow.

A.can B.must C.will

D.should參考答案：A3.

Statisticsshowthatmenhave________aswomendoforeverymiletheydrive.

A.seriousaccidentsastwicemany

B.twiceseriousaccidentsasmanyC.twiceasmanyseriousaccidents

D.seriousaccidentsasmanytwice參考答案：C4.Thereisonlyonedressofthiskindlefthere.Iwonderifyoustillwanttobuy

.A.it

B.one

C.some

D.any參考答案：A5.ThestudentsofSenior3arenowundergreatpressurefotitwillbejustoneyear______theytaketheEntranceExamination.A.since

B.after

C.before

D.when參考答案：C6.Whatthedoctorinthishospitalreallydoubtsis___mymotherwillrecoverfromtheseriousdiseasesoon./A.when

B.how

C.whether

D.why參考答案：C31.Thereisnosimpleanswer,_____isoftenthecaseinscience.A.as

B.that

C.when

D.where參考答案：A略8.Sheremained______forawhileafterthemovieended,whichmadeothers______.A.sitting;puzzling

B.sat;puzzledC.seated;puzzled

D.seated;puzzling參考答案：C9.Thisisthefirsttimewe______afilminthecinematogetherasafamily.A.see

B.hadseen

C.saw

D.haveseen參考答案：D10.Ourleaderofficially________theplantodeveloptheBayAreainhisgovernmentworkreportdeliveredatthestartoftheNationalPeople’sCongresssessioninMarch.A.laidout

B.laidoffC.laiddown

D.laidup參考答案：A【詳解】考查動詞短語辨析。A.laidout設計，擬定；B.laidoff解雇，停止；C.laiddown放下，放棄；D.laidup儲備，暫停使用；句意：在三月份的全國人民代表大會開始的時候發(fā)表的政府工作報告里我們的領導人擬定了發(fā)展大亞灣的計劃。根據(jù)句意可知A項正確。11.----Whatyourfathersaidprovestoberight.

-----Oh,yes.HowIregret______hisadvicewhenIchosemycareer.

A.notfollowing

B.nottofollow

C.beingfollowed

D.notfollow參考答案：A12.Icouldn’t________toher.Thelinewasbusy.A.goby

B.goaround

C.getin

D.getthrough參考答案：D略13.It'sveryimportantforastudentto________agoodstateofmindwhiletakingthecollegeentranceexamination.

A．keepout

B．keepon

C．keepup

D．keepoff參考答案：C略14.Wasitinthegrandclosingceremony__________peoplebathedthemselvesinaseaofabundanthappiness?A.that

B.what

C.which

D.where參考答案：A15.Wewouldhaveboughtalargerhouseifmyparents_____enoughmoney.

A.had

B.havehad C.wouldhave

D.hadhad參考答案：D略16.Thedesertedislandisonly_______byboat.A．suitable

B．practical

C．a(chǎn)vailable

D．a(chǎn)ccessible參考答案：D略17.Thecoursebookisalittletoodifficult,butwecan______ittosuittheneedsofthestudents.A.adaptB.adoptC.operateD.abandon參考答案：A18.

______nexttotheTianfusquare,ourschoolattractsagreatdealofattention.A.Locating

B.Located

C.Havelocated

D.Tolocate參考答案：B二、填空19.Whatyouhavesaidisnotrelatedto_________________(我們所關心的)now.

(concerned)參考答案：whatweareconcernedabout/with20.Directions:Completethepassagebychoosingtheproperwordsorphrasesinthebox.Eachwordcanonlybeusedonce.Notethatthereisonewordmorethanyouneed.

Whendiscussingthecausesofanimalendangerment,itisimportanttounderstandthatindividualspeciesarenottheonlyfactors

41

inthisdifficultsituation.Endangermentisabroad

42

,onethatinvolvesthehabitatsandenvironmentwherespeciesliveand

43

withoneanother.Althoughsomemeasuresarebeingtakentohelp

44

casesofendangerment,the

45

problemcannotbesolveduntilthenaturalenvironmentswhereendangeredspeciesliveareprotectedbyhumans.Therearemanyreasonswhyaparticularspeciesmaybecomeendangered,buthabitatdestructionisontop.Ourplanetiscontinuallychanging,causinghabitatstobechangedand

46

.Naturalchangestendtooccuratagradualpace,usuallycausingonlyaslightimpactonindividualspecies.However,whenchangesoccuratafastpace,thereislittleornotimeforindividualspeciesto

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andadapttonewcircumstances.Thiscancreatedisastrousresults,andforthisreason,rapidhabitatlossisthe

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causeofspeciesendangerment.Thestrongestforcesinrapidhabitatlossarehumanbeings.Nearlyeveryregionoftheearthhasbeenaffectedbyhumanactivities,

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duringthispastcentury.Thelossofmicrobes(微生物)insoilsthat

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supportedtropicalforests,theextinctionoffishandvariousaquatic(水族的)speciesinpollutedhabitats,andchangesinglobalclimatebroughtaboutbythereleasedgreenhousegasesareallresultsofhumanactivities.Itcanbedifficultforanindividualtorecognizetheeffectsonindividualspeciesandhabitats,especiallyduringahumanlifetime.Butitisquiteobviousthathumanactivitieshavegreatlycontributedtospeciesendangerment.

參考答案：41—50D I A G B H K C E J三、閱讀理解21.Expensiveperfumescomeintinybottles,butmanyhideawhalesizedsecret.Toperfectaparticularsmell,perfumemakersoftenuseaningredientthatcomesfromspermwhales(抹香鯨),calledambergris.Butusingambergris,whichhelpsaperfumelastlonger,isstronglyopposedbymanypeoplewhothinkitiswrongtokillwhalesjustsowecansmellsweet.JoergBohlmannisneitheraperfumernorawhaleexpert.He'saplantbiologistattheUniversityofBritishColumbiainCanada.Buthisdiscoveryofanewplantgenemightpushwhalesoutoftheperfumebusiness.Thegenecomesfromfirtrees,foundthroughoutNorthAmericaandcommonlyusedasChristmastrees.Thetreesproduceachemicalthatcanbeusedinperfumeinplaceofambergris—butwithacatch.“There'saproblemthatmanypeoplewouldn'tconsider.Inthetree,thechemicalismixedwithmanyothers.Thatmakesseparationachallenge”Bohlmannsays.“It'sliketryingtoisolatesugarfromabiscuit.”Thisiswheresciencebecomesuseful.WhenBohlmannlearnedthatfirtreesproducetheambergris—likechemical,hedecidedtousehisgeneknow-howtofindtheinstructionsforhowtomaketheambergrissubstitute.Bohlmannfoundthatgeneandtookitoutofthetreecells.Thenhedidsomethingthatmightsoundstrangetosomeonewhodoesn'tworkingenetics:Bohlmannputthegenefromthetreeintoyeast(酵母)cells.Yeastmaysoundfamiliarbecauseit'susedtomakethingslikebread,wineandbeer.Biologistsliketoworkwithyeastbecauseiteasilyadoptsnewgenesandchangesitsfeaturesandbehavior.WhenBohlmannputthefirtreegeneintotheyeast,theyeaststartedmakingthesamechemicalthathadbeenproducedbythetree.Perfumerspaybigmoneyforambergrisbecauseitisafixative,whichmeansitholdsasmellinplaceonaperson'sbody.“Cheapperfumessmellgoodinthefirsthourorsoandtheneverythingisgone,”explainsBohlmann.“Butexpensiveperfumesaremuchmorestable.Theirsmelllastsmuchlonger,forhoursorevenadayafteryouapplythem.”Thenewchemical,madefromthetreegenes,canbeusedasafixative,too.Andusingyeasttomakeitisfarcheaperthanacquiringambergris.Bohlmannadmitsheneverthoughthe'dgetintotheperfumebusiness.Butnow,hesays,producershavebeencallingtofindouthowtousehistechnologyinnewperfumes.38.Itcanbeinferredfromthepassagethatifaperfumecontainsambergris,________.A.itsuserprobablysupportswhalehuntingB.itssmellwilllastforaboutanhourC.therewillbeawhalesymbolonthebottleD.itisprobablyveryexpensive39.Theunderlinedexpression“withacatch”inParagraph3means________.A.beingdifficulttoholdB.havingahiddenproblemC.needingfurthertestingD.beingtoosimilar40.Accordingtothepassage,whyareyeastcellsoftenusedingeneticresearch?A.Theycantakeonthecharacteristicsofothergenes.B.Theycanreproducemuchfasterthanothercells.C.Theysharesomeofthequalitiesofplantgenes.D.They'remuchcheapertousethanambergris.41.Whatisthebesttitleforthepassage?A.