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必修五Unit1《Greatscientists》单元测试1笔试部分：I.单项选择21.—CouldyoutakemyplaceandgotomeetProfessorSmithfromBritain?—_______________—Heisatallmanwearingshorthair.A.Whymethistime?B.Areyoufamiliarwithhim?C.HowcanIrecognizehim?D.Whatwouldyouliketotellme?22.ItwasclearthatLucywasunhappyaboutherwork.___________,itcomesasnosurprisethatshehasdecidedtoleavethecompany.A.OntheotherhandB.AsaresultC.InadditionD.Afterall23.—Whattookyousolong?—Igotlost.Ihaveno___________ofdirection.A.senseB.abilityC.knowledgeD.feeling24.TheUnitedNationcalledonthesecountriestosolvethisproblemina(n)____way,addingthatanynegativemeasurewouldcausebadeffects.A.immediateB.hostlyC.positiveD.enthusiastic25._____byRenChangxia'sdeeds,manyyounggirlswanttobeapolicewomaninthefuture.A.TobeinspiredB.HavinginspiredC.BeinginspiredD.Inspired26.Asiswellknown,manydeadlyaccidents_______carelessnessandirresponsibility.A.leadtoB.resultfromC.contributetoD.resultin27.Onlyafterababysealispushedintotheseabyitsmother_____toswim.A.howwillitlearnB.willitlearnhowC.itwilllearnhowD.anditlearnshow28.—Whatmadeyourskinlooksoterrible?—_______tothesunlightforalongtime.A.BecauseitwasexposedB.AfterbeingexposedC.BeingexposedD.Exposed29.____newcureforthisdiseasethatmedicalexpertshaverecentlydevelopedprovestobe______mosteffective,althoughitcannotcompletelykillalltheviruses.A.A;aB.The;/C./;theD.A;the30.Zhanglinwaslostincomputergamesduringhislastyearinhighschool,otherwisehe_____astudentatBeijingUniversity.A.wouldhavebeenB.canbeC.hasbeenD.hadbeen31.Theprimarypurposeisto_____thoseachievementsinbiologicalresearch_____thepublic.A.make;knownbyB.make;knowntoC.make;knowtoD.make;knowingby32.Hehadtotakethemedicinethreetimesaday,soastobe_____thepainintheleg.A.farfromB.awayfromC.apartfromD.freefrom33.MarieCurieandherhusbandPierreCuriediscoveredradiumandpolonium,____theywontheNoblePrizeinPhysics.A.asB.whereC.forwhichD.onwhich34.—Thewaterwasleftrunningallnightlong.—Yes.ItseemedthatJohn___________.Hewasthelastonetoleavethelab.A.wastobeblamedB.wastoblameC.hadbeenblamedD.shouldbeblamed35.______youcomeacrosssomenewwords,don'trefertoyourdictionaryatoncebutguesstheirmeaningsaccordingtothecontext.A.EverytimeB.ThefirsttimeC.NowthatD.IfonlyII完形填空Asayoungman,Alwasaskilledartist,whohadtwofinesons.Onenight,theelderofhissons36aseverestomachache.Thinkingtherewasnothingserious,Al37it.Itwasactuallyacuteappendicitis(急性阑尾炎),38.Theboydiedthatnight.Knowingthe39couldhavebeenpreventedifhehadrealizedtheseriousnessofthesituation,Al'shealth40underthegreatburdenofhisguilt.41,hiswifedesertedhimandtheirsix-year-oldyoungerson.42tohandlethepainofthetwosituations,hebecameanalcoholic(酒鬼).Asthealcoholism43,Albegantoloseeverythinghepossessedandfinallydied44.WhenIheardofAl'sdeath,Ireactedwiththesame45theworldshowsforonewhoendshislifewithnothing46toshowforit.“Whatacompletefailure!”Ithought.Astimewentby,Ibeganto47myearlierjudgment.Yousee,IknewAl'snow48son,Ernie,thekindestandmostcaringmanI'veeverknown.I49thatkindnessandcaringhadtocomefromsomewhere.OnedayIworkedupmy50toaskhimhowhebecamesuchaspecialpersonwithhis51fathertheonlyonetoraisehim.Erniesaid,“FrommyearliestmemoriesasachilduntilIlefthomeat18,Al52myroomeverynight,kissedmeandsaid,‘Iloveyou,son.'”TearscametomyeyesasIrealizedwhata53IhadbeentojudgeAlasafailure.Althoughhehadnot54anymaterialpossessionsbehind,hehadbeenalovingfather55heleftbehindthemostgivingmanIhaveeverknown.36.A.discoveredB.metC.developedD.appeared37.A.forgotB.ignoredC.treatedD.cured38.A.anywayB.howeverC.indeedD.somehow39.A.deathB.damageC.hurtD.loss40.A.destroyedB.endedC.changedD.declined41.A.InfactB.WorsestillC.What'smoreD.Asaresult42.A.UnwillingB.UnluckyC.UnableD.Unknown43.A.improvedB.deepenedC.startedD.showed44.A.silentlyB.suddenlyC.aloneD.accidentally45.A.contemptB.respectC.honorD.interest46.A.specialB.valuableC.materialD.unique47.A.reconsiderB.rediscoverC.reformD.replace48.A.famousB.adultC.successfulD.single49.A.doubtedB.wonderedC.knewD.meant50.A.timeB.strengthC.courageD.intention51.A.uselessB.alcoholicC.hopelessD.lonely52.A.knockedB.searchedC.visitedD.stepped53.A.surpriseB.dangerC.mistakeD.fool54.A.ownedB.boughtC.takenD.left55.A.andB.butC.whenD.ifIII阅读理解ＡLinusPauling,theonlypersonwhohaswontwoundividedNobelPrizes,wasborninPortland,Oregon.HeattendedWashingtonHighSchoolbutbecauseofanunimportantdetailhedidnotreceivehisdiplomauntil1962,longafterhehadreceivedhisBachelor'sdegreeinchemicalengineeringfromOregonStateCollegein1922.Hehadchosentostudythismajorbecausehecouldgetagoodjobwithit.HewontheNobelPrizeforChemistryin1954“forhisresearchintothenatureofthechemicalbondanditsapplicationtotheexplanationofthestructureofcomplexsubstances”.Hisinterestinthe“behavior”ofmolecules(分子)ledhimfromphysicalchemistrytobiologicalchemistry,especiallyofthehumanbody.Hebeganwithproteinsandtheirmainparts,theaminoacids(氨基酸),whicharecalledthe“buildingblocksoflife”.In1950,heconstructedthefirstsatisfactorymodelofaproteinmolecule,adiscoveryveryimportanttotheunderstandingofthelivingcell.DuringWorldWarII,PaulingwasamemberoftheResearchBoardforNationalSecurity,forwhic