2023年职称英语真题理工A试题及答案

2023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个意义最为靠近旳选项。1.Therulesaretoorigidtoallowforhumaneerror.A.inflexible B.general C.complex D.direct2.Thisspecieshasnearlydiedoutbecauseitshabitatisbeingdestroyed.A.turneddead B.passedby C.carriedaway D.becomeextinct3.Thecontractbetweenthetwocompanieswillexpiresoon.A.shorten B.end C.start D.resume4.Threeworld-classtennisplayerscametocontendforthistitle.A.argue B.claim C.wish D.compete5.Themethodsofcommunicationusedduringthewarwereprimitive.A.simple B.reliable C.effective D.alternative6.Respectforlifeisacardinalprincipleofthelaw.A.moral B.regular C.fundamental D.hard7.Thedrinkingwaterhasbecomecontaminatedwithlead.A.polluted B.treated C.tested D.corrupted8.Comeout,orI’llbustthedoordown.A.shut B.set C.break D.beat9.Sheshedafewtearsatherdaughter’swedding.A.wiped B.injected C.produced D.removed10.Theydidn’tseemtoappreciatethemagnitudeoftheproblem.A.existence B.importance C.cause D.situation11.Thetowerremainsintactevenaftertwohundredyears.A.unknown B.unusual C.undamaged D.unstable12.Manyexpertsremainskepticalabouthisclaims.A.doubtful B.untouched C.certain D.silent13.Theproposalwasendorsedbythemajorityofmembers.A.rejected B.submitted C.considered D.approved14.Rumorsbegantocirculateabouthisfinancialproblems.A.send B.spread C.hear D.confirm15.Thepolicewillneedtokeepawaryeyeonthisareaoftown.A.naked B.cautious C.blind D.private

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(共价旳)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.Right B.Wrong C.Notmentioned17.Silk’sstrengthcomesfromitsweakhydrogenbondsworkingtogether.A.Right B.Wrong C.Notmentioned18.Biologistsandengineersareinterestedinunderstandingnaturalsilksbecausetheyareverylightandbrittle.A.Right B.Wrong C.Notmentioned19.Ifthehydrogenbondsbreakduetoexternalforces,theybreakfast.A.Right B.Wrong C.Notmentioned20.TheMITteamhadtrieddifferentmaterialsbeforetheystudiesnaturalsilkintheresearch.A.Right B.Wrong C.Notmentioned21.Carbonnanotubesarecurrentlythemostpopulartopicinmaterialsscience.A.Right B.Wrong C.Notmentioned22.inthefutureA.Right B.Wrong C.Notmentioned下面旳短文后有2项测试任务：（1）第23~26题规定从所给旳6个选项中为指定段落每段选择1个最佳标题；（2）第27~30题规定从所给旳6个选项中为每个句子确定一种最佳选项。BlackHoles1.Blackholescanbebestdescribedasasortofvacuum,suckingupeverythinginspace.Scientistshavediscoveredthatblackholescomefromanexplosionofhugestars.Starsthatareneardeathcannolongerburnduetolossoffuel,andbecauseitstemperaturecannolongercontrolthegravitational(重力旳)force,hydrogenendsupputtingpressureontothestar’ssurfaceuntilitsuddenlyexplodesthencollapses.2.Blackholescomefromstarsthataremadeofhydrogen,othergasesandafewmetals.Whentheseexplodeitcanturnintoastellar-mass(恒星质量)blackhole,whichcanonlyoccurifthestarislargeenough(shouldbebiggerthanthesun)fortheexplosiontobreakitintopieces,andthegravitystartstocompacteverypieceintothetiniestparticle.Trytoseeandcompare:ifastarthat’stentimesthesizeofthesunendsupbeingablackholethat’snolongerthan70kilometers,thentheEarthwouldbecomeablackholethat’sonlyafractionofaninch!3.Objectsthatgetsuckedinablackholewillalwaysremainthere,nevertobreakfree.Butrememberthatblackholescanonlygobbleup(吞噬)objectswithinaspecificdistancetoit.It’spossibleforalargestarnearthesuntobecomeablackhole,butthesunwillcontinuetostayinplace.Orbitsdonotchangebecausethenewlyformedblackholecontainsexactlythesameamountofmassaswhenitwasastar,onlythistimeitsmassistotallycontractedthatitcanendupasnobiggerthanastate.4.Sofar,astronomershavefiguredoutthatblackholesexistbecauseofAlbertEinstein’stheoryofrelativity.Intheend,throughnumerousstudies,theyhavediscoveredthatblackholestrulyexist.Sinceblackholestraplightanddonotgiveofflight,itisnearlyimpossibletodetectblackholesviaatelescope.Butastronomerscontinuetostudygalaxies,spaceandthesolarsystemtounderstandhowblackholesmightevolve.Itispossiblethatblackholescanexistformillionsofyears,andlatercontributetoabiggerprocessingalaxies,whichcaneventuallyleadtocreationofnewentities.Scientistsalsocreditblackholesashelpfulinlearninghowgalaxiesbegantoform.A.Isthereproofthatblackholesreallyexist?B.Whataredifferenttypesofblackholes?C.Howareblackholesformed?D.Howwereblackholesnamed?E.Whathappenstotheobjectsaroundablackhole?F.Whatareblackholesmadeof?23.Paragraph124.Paragraph225.Paragraph326.Paragraph427.Blackholesareformedafter.28.Whenalargestarexplodes,thegravitycompactseverypieceinto.29.Anewlyformedblackholeandthestaritcomesfromareof.30.AlbertEinstein’stheoryofrelativityhelpstoprove.A.thecreationofnewentitiesB.anexplosionofhugestarsC.thetiniestparticleD.thesameamountofmassE.theexistenceofblackholesF.afractionofaninch

第4部分：阅读理解（第31-45题，每题3分，共45分）下面有3篇短文，每篇短文后有5道题。请根据短文内容，为每题确定1个最佳选项。第一篇ForecastingMethodsThereareseveraldifferentmethodsthatcanbeusedtocreateaforecast.Themethodaforecasterchoosesdependsupontheexperienceoftheforecaster,theamountofinformationavailabletotheforecaster,thelevelofdifficultythattheforecastsituationpresents,andthedegreeofaccuracyorconfidenceneededintheforecast.Thefirstofthesemethodsisthepersistencemethod;thesimplestwayofproducingaforecast.Thepersistencemethodassumesthattheconditionsatthetimeoftheforecastwillnotchange.Forexample,ifitissunnyand87degreestoday,thepersistencemethodpredictsthatitwillbesunnyand87degreestomorrow.Iftwoinchesofrainfelltoday,thepersistencemethodwouldpredicttwoinchesofrainfortomorrow.However,ifweatherconditionschangesignificantlyfromdaytoday,thepersistencemethodusuallybreaksdownandisnotthebestforecastingmethodtouse.Thetrendsmethodinvolvesdeterminingthespeedanddirectionofmovementforfronts,highandlowpressurecenters,andareasofcloudsandprecipitation.Usingthisinformation,theforecastercanpredictwhereheorsheexpectsthosefeaturestobeatsomefuturetime.Forexample,ifastormsystemis1,000mileswestofyourlocationandmovingtotheeastat250milesperday,usingthetrendsmethodyouwouldpredictittoarriveinyourareain4days.Thetrendsmethodworkswellwhensystemscontinuetomoveatthesamespeedinthesamedirectionforalongperiodoftime.Iftheyslowdown,speedup,changeintensity,orchangedirection,thetrendsforecastwillprobablynotworkaswell.Theclimatologymethodisanothersimplewayofproducingaforecast.Thismethodinvolvesaveragingweatherstatisticsaccumulatedovermanyyearstomaketheforecast.Forexample,ifyouwereusingtheclimatologymethodtopredicttheweatherforNewYorkCityonJuly4th,youwouldgothroughalltheweatherdatathathasbeenrecordedforeveryJuly4thandtakeanaverage.Theclimatologymethodonlyworkswellwhentheweatherpatternissimilartothatexpectedforthechosentimeofyear.Ifthepatternisquiteunusualforthegiventimeofyear,theclimatologymethodwilloftenfail.Theanalogmethodisaslightlymorecomplicatedmethodofproducingaforecast.Itinvolvesexaminingtoday'sforecastscenarioandrememberingadayinthepastwhentheweatherscenariolookedverysimilar(ananalog).Theforecasterwouldpredictthattheweatherinthisforecastwillbehavethesameasitdidinthepast.Theanalogmethodisdifficulttousebecauseitisvirtuallyimpossibletofindapredictanalog.Variousweatherfeaturesrarelyalignthemselvesinthesamelocationsastheywereintheprevioustime.Evensmalldifferencesbetweenthecurrenttimeandtheanalogcanleadtoverydifferentresults.31.WhatofthefollowingfactorsisNOTmentionedinchoosingaforecastingmethod?A.Necessaryamountofinformation.B.Degreeofdifficultyinvolvedinforecasting.C.Practicalknowledgeoftheforecaster.D.Creativityoftheforecaster.32.ThepersistencemethodfailstoworkwellwhenA.itisrainy.B.itissunny.C.weatherconditionsstaystable.D.weatherconditionschangegreatly.33.ThetrendsmethodworkswellwhenA.weatherfeaturesareconstantforalongperiodoftime.B.weatherfeaturesaredefinedwell.C.predictionsonprecipitationareaccurate.D.thespeedanddirectionofmovementarepredicable.34.TheanalogmethodshouldnotbeusedinmakingaweatherforecastwhenA.theanaloglookscomplicated.B.thecurrentweatherscenarioisdifferentfromtheanalog.C.theanalogismorethan10yearsold.D.thecurrentweatherscenarioisexactlythesameastheanalog.35.HistoricalweatherdataarenecessaryinA.thepersistencemethodandthetrendsmethod.B.thetrendsmethodandtheclimatologymethod.C.theclimatologymethodandtheanalogmethod.D.Thepersistencemethodandtheanalogmethod.

第二篇StudentsLearnBetterWithTouchscreenDesksObservethecriticismsofnearlyanymajorpubliceducationsystemintheworld,andafewofthemanycomplaintsaremoreorlessuniversal.Technologymovesfasterthantheeducationsystem.Teachersmustteachatthepaceofthesloweststudentratherthanthefastest.And—particularlyintheUnitedStates—schoolchildrenasagroupdon’tcaremuchfor,orexcelat,mathematics.Soit’shearteningtolearnthatanewkindof“classroomofthefuture”showspromiseatmitigatingsomeoftheseproblems,startingwiththatfundamentalpieceofclassroomfurniture:thedesk.AUKstudyinvolvingroughly400students,mostlyaged8-10years,andanewgenerationofmulti-touch,multi-user,computerizeddesktopsurfacesisshowingthatoverthelastthreeyearsthetechnologyhasappreciablyboostedstudents’mathskillscomparedtopeerslearningthesamematerialviatheconventionalpaper-and-pencilmethod.How?Throughcollaboration,mostly,aswellasbygivingteachersbettertoolsbywhichtomicromanageindividualstudentswhoneedsomeextrainstructionwhileallowingtherestoftheclasstocontinuemovingforward.Traditionalinstructionstillshowsrespectableefficacy(效力)atincreasingstudentsfluencyinmathematics,essentiallythroughmemorizationandpractice—dull,repetitivepractice.Buttheresearchershaveconcludedthatthesenewtouchscreendesksboostbothfluencyandflexibility—thecriticalthinkingskillsthatallowstudentstosolvecomplexproblemsnotsimplythroughknowingformulasanddevices,butbybeingabletofigureoutwhattherealproblemisandthemosteffectivemeansofstrippingitdownandsolvingit.Onereasonforthis,theresearcherssay,isthemulti-touchaspectofthetechnology.Studentsworkinginthenext-genclassroomcanworktogetheratthesametabletop,eachofthemcontributingandengagingwiththeproblemaspartofagroup.KnownasSynergyNet,thesoftwareusescomputervisionsystemsthatseeintheinfrared(红外旳)spectrumtodistinguishbetweendifferenttouchesondifferentpartsofthesurface,allowingstudentstoaccessandusetoolsonthescreen,moveobjectsandvisualaidsaroundontheirdesktops,andotherwisephysicallyinteractwiththenumbersandinformationontheirscreens.Byusingthesescreenscollaboratively,theresearcherssay,thestudentsaretosomeextentteachingthemselvesasthosewithastrongergraspondifficultconceptspullotherstudentsforwardalongwiththem.36.WhichofthefollowingstatementsisNOTtrueofthepubliceducationsystem?A.Itdoesnotcatchupwiththedevelopmentoftechnology.B.Teacherspaymoreattentiontofastlearnersthanslowlearners.C.Somesimilarcomplaintsaboutitareheardindifferentcountries.D.Manystudentsarenotgoodatlearningmathematics.37.Whathasbeenfoundafterthenewtechisemployed?A.Teachersareabletogiveindividualizedattentiontostudentsinneed.B.Studentsbecomelessactiveinlearningmathematics.C.Studentsshowpreferencetotheconventionalpaper-and-pencilmethod.D.Thegapbetweenslowlearnersandfastlearnersgetmorenoticeable.38.Whatisthebenefitstudentsgetfromthenewtech?A.Itmakesthemmorefluentinpublicspeech.B.Itoffersthemmoreflexibilityinchoosingcourses.C.Itiseffectiveinhelpingthemsolvephysicalproblems.D.Itenablesthemtodevelopcriticalthinkingability.A.Everystudenthasanindividualtabletop.B.Studentsusedifferenttoolstointeractwitheachother.C.Themulti-touchfunctionstimulatesstudents.D.Thesoftwareinstalledautomaticallyidentifiesdifferentusers.A.Ithelpsfastlearnerstolearnfaster.B.Itmakesteachers’instructionunnecessary.C.Itenablesthemtoworktogether.D.Itallowsthewholeclasstolearnatthesamepace.

第三篇OntheTrailoftheHoneyBadgersOnarecentfieldtriptotheKalahariDesert,ateamofresearcherslearntalotmoreabouthoneybadgers(獾).Theteamemployedalocalwildlifeexpert,KitsoKhama,tohelpthemlocateandfollowthebadgersacrossthedesert.Theirmainaimwastostudythebadgers’movementsandbehaviourasdiscreetly(谨慎地)aspossible,withoutfrighteningthemawayorcausingthemtochangetheirnaturalbehaviour.Theyalsoplannedtotrapafewandstudythemcloseupbeforereleasingthem.Inviewoftheanimal’sreputation,thiswassomethingthatevenKhamawasreluctanttodo.“Theproblemwithhoneybadgersistheyarenaturallycuriousanimals,especiallywhentheyseesomethingnew,”hesays.“that,combinedwiththeirunpredictablenature,canbeadangerousmixture.Iftheysenseyouhavefood,forexample,theywon’tbeshyaboutcomingrightuptoyouforsomethingtoeat.They’reactuallyquitesociablecreaturesaroundhumans,butassoonastheyfeeltheymightbeindanger,theycanbecomeextremelyvicious(凶恶旳).Fortunatelythisisrare,butitdoeshappen.”Theresearchconfirmedmanythingsthatwerealreadyknown.Asexpected,honeybadgersateanycreaturestheycouldcatchandkill.Evenpoisonoussnakes,fearedandavoidedbymostotheranimals,werenotsafefromthem.Theresearchersweresurprised,however,bytheanimal’sfondnessforlocalmelons,probablybecauseoftheirhighwatercontent.Previouslyresearchersthoughtthattheanimalgotallofitsliquidrequirementsfromitsprey(猎物).Theteamalsolearntthat,contrarytopreviousresearchfindings,thebadgersoccasionallyformedloosefamilygroups.Theywerealsoabletoconfirmcertainresultsfrompreviousresearch,includingthefatthatfemalebadgersneversocializedwitheachother.Followingsomeofthemalebadgerswasachallenge,sincetheycancoverlargedistancesinashortspaceoftime.Somehuntingterritoriescovermorethan500squarekilometers.Althoughtheyseemhappytosharetheseterritorieswithothermales,thereareoccasionalfightsoveranimportantfoodsource,andmalebadgerscanbeasaggressivetowardseachotherastheyaretowardsotherspecies.Asthebadgersbecameaccustomedtothepresenceofpeople,itgavetheteamthechancetogetupclosetothemwithoutbeingthesubjectoftheanimal’scuriosity—ortheirsuddenaggression.Thebadgers’eatingpatterns,whichhadbeendisrupted,returnedtonormal.Italsoallowedtheteamtoobservemorecloselysomeoftheothercreaturesthatformworkingassociationswiththehoneybadger,astheseseemstoadoptthebadgers’relaxedattitudewhennearhumans.41.WhydidthewildlifeexpertsvisittheKalahariDesert?A.Tofindwherehoneybadgerslive.B.Toobservehowhoneybadgersbehave.C.Tocatchsomehoneybadgersforfood.D.Tofindoutwhyhoneybadgershaveabadreputation.42.WhatdoesKitsoKhamasayabouthoneybadgers?A.Theyshowinterestinthingstheyarenotfamiliarwith.C.Theydonotenjoyhumancompany.D.Itiscommonforthemtoattackpeople.43.Whatdidtheteamfindoutabouthoneybadgers?A.Thereweresomecreaturestheydidnoteat.B.Theywereafraidofpoisonouscreatures.C.Theymaygetsomeofthewatertheyneededfromfruit.D.Femalebadgersdidnotmixwithmalebadgers.44.Whichofthefollowingisatypicalfeatureofmalebadgers?A.Theydon’trunveryquickly.B.Theyhuntoveraverylargearea.C.Theydefendtheirterritoryfromotherbadgers.D.Theyaremoreaggressivethanfemales45.Whathappenedwhenhoneybadgersgotusedtohumansaroundthem?A.Theybecamelessaggressivetowardsothercreatures.B.Theystartedeatingmore.C.Otheranimalsstartedworkingwiththem.D.Theylostinterestinpeople.

第5部分：补全短文（第46-50题，每题2分，共10分）下面旳短文有5处空白，短文后有6个句子，其中5个取自短文，请根据短文内容将其分别放回原有位置，以恢复文章面貌。ToadsareArthriticandinPainArthritisisanillnessthatcancausepainandswellinginyourbones.Toads,abigprobleminthenorthofAustralia,aresufferingfrompainfularthritisintheirlegsandbackbone,anewstudyhasshown.Thetoadsthatjumpthefastestaremorelikelytobelargerandtohavelongerlegs.46.Thelargeyellowtoads,nativetoSouthandCentralAmerica,wereintroducedintothenorth-easternAustralianstateofQueenslandin193Sinanattempttostopbeetlesandotherinsectsfromdestroyingsugarcanecrops.Nowupto200millionofthepoisonoustoadsexistinthecountry,andtheyarerapidlyspreadingthroughthestateofNorthernTerritoryatarateofupto60kmayear.Thetoadscannowbefoundacrossmorethanonemillionsquarekilometers.47.AVenezuelanpoisonviruswastriedinthe1990sbuthadtobeabandonedafteritwasfoundtoalsokillnativefrogspecies.ThetoadshaveseverelyaffectedecosystemsinAustralia.Animals,andsometimespets,thateatthetoadsdieimmediatelyfromtheirpoison,andthetoadsthemselveseatanythingtheycanfitinsidetheirmouth.48.Aco-authorofthenewstudy,RickShine,aprofessorattheUniversityofSydney,saysthatlittleattentionhasbeengiventotheproblemsthattoadsface.Rickandhiscolleaguesstudiednearly500toadsfromQueenslandandtheNorthernTerritoryandfoundthatthoseinthelatterstatewereverydifferent.Theywereactive,sprintingdownroadsandbreedingquickly.Accordingtotheresultsofthestudy,thefastesttoadstravelnearlyonekilometreanight.49.Butspeedandstrengthcomeataprice—arthritisofthelegsandbackboneduetoconstantpressureplacedonthem.Inlaboratorytests,theresearchersfoundthatafterabout15minutesofhopping,arthritictoadswouldtravellessdistancewitheachhop.50.Thesetoadsaresoprogrammedtomove,apparently,thatevenwheninpainthetoadstravelledasfastandasfarasthehealthyones,continuingtheirrelentlessmarchacrossthelandscape.A.Toadsarenotbuilttoberoadrunners—theyarebuilttositaroundpondsandwetarea.B.Thetasknowfacingthecountryishowtoremovethetoads.C.Furthermore,theysoontakeoverthenaturalhabitatsofAustralia’snativespecies.D.Toadswithlongerlegsmovefasterandtravellongerdistances,whiletheothersarebeingleftbehind.E.Butthisadvantagealsohasabigdrawback—upto10%ofthebiggesttoadssufferfromarthritis.F.Butarthritisdidn’tslowdowntoadsoutsidethelaboratory,theresearchersfound.

第6部分：完形填空（第51-65题，每题1分，共15分）下面旳短文有15处空白，请根据短文内容为每处空白确定1个最佳选项。BetterSolarEnergySystems:MoreHeat,MoreLightSolarphotovoltaicthermalenergysystems,orPVTs,generatebothheatandelectricity,but(51)nowtheyhaven’tbeenverygoodattheheat-generatingpartcomparedtoastand-alonesolarthermalcollector.That’sbecausetheyoperateatlowtemperaturestocoolcrystallinesiliconsolarcells,(52)letsthesilicongeneratemoreelectricitybutisn’taveryefficientwaytogatherheat.That’saproblemofeconomics.Goodsolarhot-watersystemscanharvestmuchmoreenergythanasolar-electricsystematasubstantiallylower(53).Andit’salsoaspaceproblem:photovoltaiccellscan(54)upallthespaceontheroof,leavinglittleroomforthermalapplications.Inapairofstudies,JoshuaPearce,anassociateprofessorofmaterialsscience