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学派网2013年职称英语真题word版学派网2013年职称英语真题理工(A)第1部分:词汇选项(第1-15题,每题1分,共15分)下面每个句子中均有1个词或者短语划有底横线,请为每处划线部分确定1个意义最为接近的选项。1.Therulesaretoorigidtoallowforhumaneerror.A.inflexibleB.generalC.complexD.direct2.Thisspecieshasnearlydiedoutbecauseitshabitatisbeingdestroyed.A.turneddeadB.passedbyC.carriedawayD.becomeextinct3.Thecontractbetweenthetwocompanieswillexpiresoon.A.shortenB.endC.startD.resume4.Threeworld-classtennisplayerscametocontendforthistitle.A.argueB.claimC.wishD.compete5.Themethodsofcommunicationusedduringthewarwereprimitive.A.simpleB.reliableC.effectiveD.alternative6.Respectforlifeisacardinalprincipleofthelaw.A.moralB.regularC.fundamentalD.hard7.Thedrinkingwaterhasbecomecontaminatedwithlead.A.pollutedB.treatedC.testedD.corrupted8.Comeout,orI’llbustthedoordown.A.shutB.setC.breakD.beat9.Sheshedafewtearsatherdaughter’swedding.A.wipedB.injectedC.producedD.removed10.Theydidn’tseemtoappreciatethemagnitudeoftheproblem.A.existenceB.importanceC.causeD.situation11.Thetowerremainsintactevenaftertwohundredyears.学派网2013年职称英语真题word版A.unknownB.unusualC.undamagedD.unstable12.Manyexpertsremainskepticalabouthisclaims.A.doubtfulB.untouchedC.certainD.silent13.Theproposalwasendorsedbythemajorityofmembers.A.rejectedB.submittedC.consideredD.approved14.Rumorsbegantocirculateabouthisfinancialproblems.A.sendB.spreadC.hearD.confirm15.Thepolicewillneedtokeepawaryeyeonthisareaoftown.A.nakedB.cautiousC.blindD.private学派网2013年职称英语真题word版第2部分:阅读判断(第16-22题,每题1分,共7分)NewUnderstandingofNaturalSilk’sMysteriesNaturalsilk,asweallknow,hasastrengththatman-madematerialshavelongstruggledtomatch.InadiscoverythatsoundsmorelikeanancientChineseproverbthanamaterialssciencebreakthrough,MITresearchershavediscoveredthatsilkgetsitsstrengthfromitsweakness.Or,morespecifically,itsmanyweaknesses.Silkgetsitsextraordinarydurabilityandductility(柔韧性)fromanunusualarrangementofhydrogenbondsthatareintrinsicallyveryweakbutthatworktogethertocreateastrong,flexiblestructure.Mostmaterials—especiallytheonesweengineerforstrength—gettheirtoughnessfrombrittleness.Assuch,naturalsilkslikethoseproducedbyspidershavelongfascinatedbothbiologistsandengineersbecauseoftheirlightweight,ductilityandhighstrength(poundforpound,silkisstrongerthansteelandfarlessbrittle).Butonitsface,itdoesn'tseemthatsilksshouldbeasstrongastheyare;molecularly,theyareheldtogetherbyhydrogenbonds,whicharefarweakerthanthecovalent(共价的)bondsfoundinothermolecules.Togetabetterunderstandingofhowsilkmanagestoproducesuchstrengththroughsuchweakbonds,theMITteamcreatedasetofcomputermodelsthatallowedthemtoobservethewaysilkbehavesattheatomiclevel.Theyfoundthatthearrangementofthetinysilknanocrystals(纳米晶体)issuchthatthehydrogenbondsareabletoworkcooperatively,reinforcingoneanotheragainstexternalforcesandfailingslowlywhentheydofail,soasnotsoallowasuddenfracturetospreadacrossasilkstructure.Theresultisnaturalsilksthatcanstretchandbendwhileretainingahighdegreeofstrength.Butwhilethat'sallwellandgoodforspiders,beesandthelike,thisunderstandingofsilkgeometrycouldleadtonewmaterialsthatarestrongerandmoreductilethanthosewecancurrentlymanufacture.Ourbestandstrongestmaterialsaregenerallyexpensiveanddifficulttoproduce(requiringhightemperaturetreatmentsorenergy-intensiveprocesses).Bylookingtosilkasamodel,researcherscouldpotentiallydevisenewmanufacturingmethodsthatrelyoninexpensivematerialsandweakbondstocreatelessrigid,moreforgivingmaterialsthatarenonethelessstrongerthananythingcurrentlyonoffer.Andifyouthoughtyouweregoingtogetoutofthismaterialssciencestorywithouthearingaboutcarbonnanotubes(纳米碳管),thinkagain.TheMITteamisalreadyinthelablookingintowaysofsynthesizingsilk-likestructuresoutofmaterialsthatarestrongerthannaturalsilk—likecarbonnanotubes.Super-silksareonthehorizon.16.MITresearcherscarryoutthestudytoillustrateanancientChineseproverb.A.RightB.WrongC.Notmentioned17.Silk’sstrengthcomesfromitsweakhydrogenbondsworkingtogether.A.RightB.WrongC.Notmentioned18.Biologistsandengineersareinterestedinunderstandingnaturalsilksbecausetheyareverylightand学派网2013年职称英语真题word版brittle.A.RightB.WrongC.Notmentioned19.Ifthehydrogenbondsbreakduetoexternalforces,theybreakfast.A.RightB.WrongC.Notmentioned20.TheMITteamhadtrieddifferentmaterialsbeforetheystudiesnaturalsilkintheresearch.A.RightB.WrongC.Notmentioned21.Carbonnanotubesarecurrentlythemostpopulartopicinmaterialsscience.A.RightB.WrongC.Notmentioned22.Itisindicatedthatmaterialsstrongerthannaturalsilkcanbeexpectedinthefuture.A.RightB.WrongC.Notmentioned学派网2013年职称英语真题word版第3部分:概括大意与完成句子(第23-30题,每题1分,共8分)下面的短文后有2项测试任务:(1)第23~26题要求从所给的6个选项中为指定段落每段选择1个最佳标题;(2)第27~30题要求从所给的6个选项中为每个句子确定一个最佳选项。BlackHoles1.Blackholescanbebestdescribedasasortofvacuum,suckingupeverythinginspace.Scientistshavediscoveredthatblackholescomefromanexplosionofhugestars.Starsthatareneardeathcannolongerburnduetolossoffuel,andbecauseitstemperaturecannolongercontrolthegravitational(重力的)force,hydrogenendsupputtingpressureontothestar’ssurfaceuntilitsuddenlyexplodesthencollapses.2.Blackholescomefromstarsthataremadeofhydrogen,othergasesandafewmetals.Whenthes
本文标题:2013年职称英语真题理工A(word完整版)
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