职称英语理工类A真题及答案(完整版)

2015职称英语理工类A真题及答案(完整版)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.Iwillnottoleratethatsortofbehaviorinmyclass.A.controlB.observeC.regulateD.accept2.Sheshowedanaturalaptitudeforthework.A.senseB.talentC.flavorD.taste3.Mostpeoplefindrejectionhardtoaccept.A.excuseB.clientC.refusalD.destiny4.Theorganizationwasboldenoughtofacethepress.A.pleasedB.powerfulC.braveD.sensible5.Theywerelockedinmortalcombat.A.deadlyB.openC.actualD.active6.Wewereattractedbythelureofquickmoney.A.amountB.supplyC.temptD.sum7.Theprocedureswereperceivedascomplexandlesstransparent.A.clearB.necessaryC.specialD.correct8.TheStockExchangeisinturmoilfollowingahugewaveofselling.A.ServiceB.dangerC.disorderD.threat9.HebelievesthatEuropemustchangeoritwillperish.A.surviveB.lastC.dieD.move10.Therewasasimultaneoustrialtakingplaceinthenextbuild.A.fairB.fullC.coexistingD.public11.Theypromoteassimilationofethnicgroupsintothemain-streamculture.A.policyB.valueC.equalityD.integration12.Asalesman’scardinalruleistosatisfycustomers.A.principalB.officialC.simpleD.legal13.ImustcomplimentyouonyourhandlingofaverydifficultsituationA.silenceB.praiseC.assureD.complain14.WelivedforyearsinaperpetualstateoffearA.emotionalB.nervousC.terribleD.Continuous15.Thestarvingchildrenwereapatheticsight.A.commonB.unexpectedC.unforgettableD.pitiful第2部分：阅读判断(第16～22题，每题l分，共7分)下面的短文后列出了7个句子，请根据短文的内容对每个句子做出判断：如果该句提供的是正确信息，请选择A;如果该句提供的是错误信息，请选择B;如果该句的信息文中没有提及，请选择C。LackofOxygenDelayedtheRiseofAnimalsonEarthScientistshavelongspeculatedastowhyanimalspeciesdidn’tflourishsooner,oncesufficientoxygencoveredtheEarth’ssurface.AnimalsbegantoprosperattheendoftheProterozoicperiod,about800millionyearsago—butwhataboutthebillion-yearstretchbeforethat,whenmostresearchersthinktherealsowasplentyofoxygen?Well,itseemstheairwasn’tsogreatthen,afterall.InastudypublishedOct.31inScience,YaleresearcherNoahPlanavskyandhiscolleaguesfoundthatoxygenlevelsduringthe“boringbillion”periodwereonly0.1%ofwhattheyaretoday.Inotherwords,Earth’satmospherecouldn’thavesupportedadiversityofcreatures,nomatterwhatgeneticadvancementswerepoisedtooccur.“Thereisnoquestionthatgeneticandecologicalinnovationmustultimatelybebehindtheriseofanimals,butitisequallyunavoidablethatanimalsneedacertainlevelofoxygen,”saidPlanavsky,co-leadauthoroftheresearchalongwithChristopherReinhardoftheGeorgiaInstituteofTechnology.“We’reprovidingthefirstevidencethatoxygenlevelswerelowenoughduringthisperiodtopotentiallypreventtheriseofanimals.”Thescientistsfoundtheirevidencebyanalyzingchromium(Cr)isotopesinancientsedimentsfromChina,Australia,Canada,andtheUnitedStates.ChromiumisfoundintheEarth’scontinentalcrust,andchromiumoxidationisdirectlylinkedtothepresenceoffreeoxygenintheatmosphere.Specifically,theteamstudiedsamplesdepositedinshallow,iron-richoceanareas,neartheshore.Theycomparedtheirdatawithothersamplestakenfromyoungerlocalesknowntohavehigherlevelsofoxygen.Oxygen’sroleincontrollingthefirstappearanceofanimalshaslongvexedscientists.“Weweremissingtherightapproachuntilnow,”Planavskysaid.“Chromiumgaveustheproxy.”Previousestimatesputtheoxygenlevelat40%oftoday’sconditionsduringpre-animaltimes,leavingopenthepossibilitythatoxygenwasalreadyplentifulenoughtosupportanimallife.Inthenewstudy,theresearchersacknowledgedthatoxygenlevelswere“highlydynamic”intheearlyatmosphere,withthepotentialforoccasionalspikes.However,theysaid,“Itseemsclearthatthereisafirst-orderdifferenceinthenatureofEarthsurfaceCrcycling”beforeandaftertheriseofanimals.“Ifweareright,ourresultswillreallychangehowpeopleviewtheoriginsofanimalsandothercomplexlife,andtheirrelationshipstotheco-evolvingenvironment,”saidco-authorTimLyonsoftheUniversityofCalifornia-Riverside.“Thiscouldbeagamechanger.”“There’salotofinterestrightnowinabroaderdiscussionsurroundingtherolethatenvironmentalstabilityplayedintheevolutionofcomplexlife,andwethinkourresultsareasignificantcontributiontothat,”Reinhardsaid.16.ThestudydiscoveredtheriseofanimalsoccurredearlierthantheProterozoicperiod.A.RightB.WrongC.Notmentioned17.Manyresearchersbelievetheoxygenlevelwashighduringpre-animaltimes.A.RightB.WrongC.Notmentioned18.Theteamwasfundedbyseveralresearchinstitutes.A.RightB.WrongC.Notmentioned19.Geneticadvancementstriggeredtheriseofanimals.A.RightB.WrongC.Notmentioned20.Thesamplesstudiedintheresearchwerecollectedinoceanareas.A.RightB.WrongC.Notmentioned21.ThestudyrevealedthatchromiumfoundinEarth’scontinentalcrustremainedstablebeforeandaftertheriseofanimals.A.RightB.WrongC.Notmentioned22.TimLyonslikedtoplaycomputergamesinhissparetime.A.RightB.WrongC.Notmentioned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个选项中为第2～5段每段选择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1个最佳选项。FirstImage-recognitionSoftware1.DartmouthresearchersandtheircolleagueshavecreatedanartificialintelligencesoftwarethatusesphotostolocatedocumentsontheInternetwithfargreateraccuracythaneverbefore.2.Thenewsystem,whichwastestedonphotosandisnowbeingappliedtovideos,showsforthefirsttimethatamachinelearningalgorithm(运算法则)forimagerecognitionandretrievalisaccur