整理职称英语理工类a真题及答案完整版Word格式.docx
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整理职称英语理工类a真题及答案完整版Word格式.docx
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A.controlB.observeC.regulateD.accept
2.Sheshowedanatural
aptitude
forthework.
A.senseB.talentC.flavorD.taste
3.Mostpeoplefind
rejection
hardtoaccept.
A.excuseB.clientC.refusalD.destiny
4.Theorganizationwas
bold
enoughtofacethepress.
A.pleasedB.powerfulC.braveD.sensible
5.Theywerelockedin
mortal
combat.
A.deadlyB.openC.actualD.active
6.Wewereattractedbythe
lure
ofquickmoney.
A.amountB.supplyC.temptD.sum
7.Theprocedureswereperceivedascomplexandless
transparent.
A.clearB.necessaryC.specialD.correct
8.TheStockExchangeisin
turmoil
followingahugewaveofselling.
A.ServiceB.dangerC.disorderD.threat
9.HebelievesthatEuropemustchangeoritwill
perish.
A.surviveB.lastC.dieD.move
10.Therewasa
simultaneous
trialtakingplaceinthenextbuild.
A.fairB.fullC.coexistingD.public
11.Theypromote
assimilation
ofethnicgroupsintothemain-streamculture.
A.policyB.valueC.equalityD.integration
12.Asalesman’s
cardinal
ruleistosatisfycustomers.
A.principalB.officialC.simpleD.legal
13.Imust
compliment
youonyourhandlingofaverydifficultsituation
A.silenceB.praiseC.assureD.complain
14.Welivedforyearsina
perpetual
stateoffear
A.emotionalB.nervousC.terribleD.Continuous
15.Thestarvingchildrenwerea
pathetic
sight.
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。
LackofOxygenDelayedtheRiseofAnimalsonEarth
Scientistshavelongspeculatedastowhyanimalspeciesdidn’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.Notmentioned
17.Manyresearchersbelievetheoxygenlevelwashighduringpre-animaltimes.
A.RightB.Wron
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