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2009年度全國職稱英語等級考試理工類(C級)真題及答案第1部分:詞匯選項(第1~15題,每題1分,共15分)
下面每個句子中均有1個詞或短語劃有底橫線,請為每處劃線部分確定1個意義最為接近的選項。
1I'dverymuchliketoknowwhatyouraiminlifeis.
Athought
B
idea
Cgoal
D
plan
2Thepolicemenactedquicklybecauseliveswereatstake
Aindanger
B
indifficulty
Cindespair
D
outofcontrol
3Practicallyallanimalscommunicateeitherthroughsoundsorthroughsoundlesscodes.
A
Certainly
BProbably
C
Almost
DAbsolutely
4MaryrarelyspeakstoSusan.
Aslowly
B
seldom
Cweakly
D
constantly
5I'mworkingwithaguyfromLondon
Ateacher
B
student
Cfriend
D
man
6You'dbetterputthesedocumentsinasafeplace
Adark
B
secure
Cguarded
D
banned
7Thecourageousboyhasbeenthesubjectofmassivemediacoverage.
Aextensive
B
continuous
Cinstant
D
quick
8Thetownisfamousforitsmagnificentbuildings
Ahigh-rise
B
modern
Cancient
D
splendid
9Thegreatchangeofthecityastonishedallthevisitors.
Asurprised
B
scared
Cexcited
D
moved
10Jackpackedupallthethingshehadaccumulatedoverthelasttenyears.
Afuture
B
far
Cpast
D
near
11Wouldyoupleasecallmyhusbandassoonaspossible?
Avisit
B
phone
Cconsult
D
invite
12Wehadalongconversationaboutherparents
Aspeech
B
question
Ctalk
D
debate
13Thechairmanproposedthatwestopthemeeting.
Astated
B
announced
Cdemanded
D
suggested
14Obviouslythesepeoplecanbereliedoninacrisis.
Alivedon
B
dependedon
Cbelievedin
D
joinedin
15ThereisalwaysexcitementattheOlympicGameswhenanathletebreaksarecord
Abeats
B
maintains
Cmatches
D
tries
第2部分:閱讀判斷(第16~22題,每題1分,共7分)
下面的短文后列出了7個句子,請根據短文的內容對每個句子做出判斷:如果該句提供的是正確信息,請選擇A;如果該句提供的是錯誤信息,請選擇B;如果該句的信息文中沒有提及,請選擇C.
RadiocarbonDating
Nowadaysscientistscananswermanyquestionsaboutthepastthroughatechniquecalledradiocarbon(放射性碳),orcarbon-14,dating.Onekeytounderstandinghowandbysomethinghappenedistodiscoverwhenithappened.
Radiocarbondatingwasdevelopedinthelate1940sbyphysicistWillardF.LibbyatheUniversityofChicago.Anatomofordinarycarbon,calledcarbon-12,hassixprotons(中子)andsixneutrons(質子)initsnucleus.Carbon-14,orC-14,isaradioactive,unstableformofcarbonthathastwoextraneutrons(原子核)。Itreturnstoamorestableformofcarbonthroughaprocesscalleddecay(衰減)。Thisprocessinvolvesthelossofheextraneutronsandenergyfromthenucleus.
InLibby'sradiocarbondatingtechnique,theweakradioactiveemissions(放射)fromhisdecayprocessarecountedbyinstrumentssuchasaradiationdetectorandcounter.HedecayrateisusedtodeterminetheproportionofC-14atomsinthesamplebeingdated.
Carbon-14isproducedintheEarth'satmospherewhennitrogen(氮)-14,orN-14,
interactswithcosmicrays(宇宙射線)。ScientistsbelievesincetheEarthwasformed,themountofnitrogenintheatmospherehasremainedconstant.Consequently,C-14formationisthoughttooccurataconstantrate.NowtheratioofC-14toothercarbontomsintheatmosphereisknown.Mostscientistsagreethatthisratioisusefulfordatingitemsbacktoatleast50,000years.
AlllifeonEarthismadeoforganicmolecules(分子)thatcontaincarbonatomscomingfromtheatmosphere.SoalllivingthingshaveaboutthesameratioofC-14
atomstoothercarbonatomsintheirtissues(組織)。Onceanorganism(有機體)diesittopstakingincarboninanyform,andtheC-14alreadypresentbeginstodecay.OvertimetheamountofC-14inthematerialdecreases,andtheratioofC-14toothercarbontomsgoesdown.Intermsofradiocarbondating,thefewerC-14atomsinasample,theolderthatsampleis.
16Nowadaysmanyscientistsdependonradiocarbonfordatingage-oldobjects
A
Right
BWrong
C
Notmentioned
17Theradiocarbondatingtechniqueisonlyabout40yearsold
A
Right
BWrong
C
Notmentioned
18Anatomofordinarycarbonhassixprotonsandeightneutrons
A
Right
BWrong
C
Notmentioned
19Radarisusedtodeterminethecharacteristicsofradiocarbon.
A
Right
BWrong
C
Notmentioned
20Radiocarbonisreliableindatinganobjectbacktoatleast50,000years.
A
Right
BWrong
C
Notmentioned
21Whenanorganismdies,theC-14initbeginstodecay.
A
Right
BWrong
C
Notmentioned
22Thehalf-lifeofC-14isabout25,000years.
A
Right
BWrong
C
Notmentioned
第3部分:概括大意與完成句子(第23~30題,每題1分,共8分)
下面的短文后有2項測試任務:(1)第23~26題要求從所給的6個選項中為第1~4段每段1選擇個最佳標題;(2)第27~30題要求從所給的6個選項中為每個確定1個最佳選項。
MeetYourMemory
1Memoryissomethingthatcannotbeseen,touchedorweighed.Itisthoughttobeabstract.Itisasetofskillsratherthananobject.Neitheristhereasinglestandardforjudgingagoodorpoormemory.Thereareanumberofdifferentwaysinwhichapersonmayhavea'good'memory.
2Memoryisgenerallyviewedasconsistingofthreestages:(1)acquisitionreferstolearningthematerial;(2)storagereferstokeepingthematerialinthebrainuntilitisneeded;and(3)retrieval(提取)referstogettingthematerialbackoutwhenitisneeded.
3Memoryconsistsofatleasttwodifferentprocesses:short-termmemoryandlong-termmemory.Short-termmemoryhasalimitedcapacityandarapidforgettingrate.Itscapacitycanbeincreasedbychunking(組成大塊),orgroupingseparatebitsofinformationintolargerchunks.Long-termmemoryhasanalmostunlimitedcapacity.
4Onemeasureofmemoryisrecall,whichrequiresyoutoproduceinformationbysearchingthememoryforit.Inaidedrecall,youaregivencues(提示)tohelpyouproducetheinformation.Infree-recalllearningyourecallthematerialinanyorder;inseriallearningyourecallitintheorderitwaspresented;andinpaired-associatelearningyoulearnpairsofwordssothatwhenthefirstwordisgivenyoucanrecallthesecondword.Asecondmeasureofmemoryisrecognition,inwhichyoudonothavetoproducetheinformationfrommemory,butmustbeabletoidentifyitwhenitispresentedtoyou.Inathirdmeasureofmemory,relearning,thedifferencebetweenhowlongittooktolearnthematerialthefirsttimeandhowlongittakestolearnitagainindicateshowmuchyouremember.Relearningisgenerallyamoresensitivemeasureofmemorythanisrecognitionbecauserelearningshowsretention(保持)whilerecognitiondoesnot.Recognitionisgenerallyamoresensitivemeasurethanrecall.
23Paragraph1
24Paragraph2
25Paragraph3
26Paragraph4
AWhydoweforgetthings?
BHowdowemeasurememory?
CWhatarethestagesmemoryconsistsof?
DWhatisthedifferencebetweenshort-termmemoryandlong-termmemory?
EWhatismemory?
FWhomayhaveapoormemory?
27Rememberinginvolvesgettingthematerialbackoutwhenitis
28Groupingbitsofinformationintolargerchunkshelpsimprovethecapacityof
our
29Long-termmemoryhasanalmostunlimitedcapacityanda
30Asameasureofmemory,relearningismoresensitivethan
Ashort-termmemory
Brelearning
Cneeded
Dcoded
Erecognition
Fslowforgettingrate
第4部分:閱讀理解(第31~45題,每題3分,共45分)
下面有3篇短文,每篇短文后有5道題。請根據短文內容,為每題確定1個最佳選項。
第一篇
LightNight,DarkStars
Thousandsofpeoplearoundtheglobestepoutsidetogazeattheirnightsky.Onaclearnight,withnoclouds,moonlight,orartificiallightstoblocktheview,peoplecanseemorethan14,000starsinthesky,saysDennisWard,anastronomer(天文學家)withtheUniversityCorporationforAtmosphericResearch(UCAR)inBoulder,Colo.Butwhenpeoplearesurroundedbycitylights,hesays,they'reluckytosee150stars.
Ifyou'veeverdriventowardabigcityatnightandseenitsglowfromagreatdistance,you'vewitnessedlightpollution.Itoccurswhenlightfromstreetlights,office(照亮)thenightbuildings,signs,andothersourcesstreamsintospaceandilluminates~sky.Thishaze(朦朧)oflightmakesmanystarsinvisibletopeopleonEarth.Evenatnight,bigcitieslikeNewYorkglowfromlightpollution,makingstargazingdifficult.
Dustandparticlesofpollutionfromfactoriesandindustriesworsentheeffectsoflightpollution.“Ifonecityhasalotmorelightpollutionthananother,”Wardsays,“thatcitywillsuffertheeffectsoflightpollutiononamuchgreaterscale.”
Hazyskiesalsomakeitfarmoredifficultforastronomerstodotheirjobs.
Citiesaregettinglarger.Suburbsaregrowinginoncedark,ruralareas.Lightfromallthisnewdevelopmentisincreasinglyobscuring(使變模糊)thefaint(微弱的)lightgivenoffbydistantstars.Andifscientistscan'tlocatetheseobjects,theycan'tlearnmoreaboutthem.
Lightpollutiondoesn'tonlyaffectstarvisibility.Itcanharmwildlifetoo.It'sclearthatartificiallightcanattractanimals,makingthemgooffcourse.There'sincreasingevidence,forexample,thatmigrating(遷徙)birdsusesunsetsandsunrisestohelpfindtheirway,saysSydneyGauthreauxJr.,ascientistatClemsonUniversityinSouthCarolina.“Whenlightoccursatnight,”hesays,“ithasaverydisruptive(破壞性的)influence.”Sometimesbirdsflyintolightedtowers,high-rises,andcablesfromradioandtelevisiontowers.Expertsestimatethatmillionsofbirdsdiethiswayeveryyear.
31Onaclearnight,peoplecansee
A150stars.
Bhundredsofstars.
Conethousandstars.
Dmorethan14,000stars.
32Lightpollutionoccurswhen
Aartificiallightsilluminatethenightsky.
Bthemoonlightsupthenightsky.
Ctoomanystarsarevisibleinthenightsky
Dstreetlightsareturnedoff.
33Nowadaysevensuburbsarebecomingunsuitableforscientiststodotheirjobsbecause
Athenightskythereistoodark.
Btheoncedarkareasarealsopollutedbylights.
Ctheseareasarenotpollutedbychemicals.
Dtheseareasarelessdeveloped.
34Howdoeslightpollutionaffectwildlife?
AAnimalsmaygooffcourse.
BIthelpsmigratingbirdsfindtheirhomes.
CAnimalsareafraidtogooutaftersunset.
DIthelpsbirdsfallasleep.
35Thetitle“LightNight,DarkStars”means
Athenightskyisbrightlylitupandstarsareblack.
Blightsappearatnightandstarsareseeninthedark.
Ccitylightsatnightilluminatestarsinthesky.
Dcitylightsilluminatethenightsky,makingstarsinvisible
第二篇
ShoppingatSecond-handClothingStores
When33-year-oldPeteBarthwasincollege,shoppingatsecond-handclothingstoreswasjustsomethinghedid-“likechangingthetiresonhiscar.”Helookedathisbudget,anddecidedhecouldsavealotofmoneybyshoppingforclothesatthriftshops.
“Evennewclothesarefairlydisposable(用后即丟掉的)andwearoutafteracoupleofyears,”Barthsaid.“Inthriftshops,youcanfindsomegreatstuffwhosequalityisbetterthannewclothes.”
Sincethen,Barth,whoworksataGoodwillthriftshopintheUSstateofFlorida,hasfoundthatthereareallkindsofreasonsforshoppingforsecond-handclothing.Somepeoplelikehim,shoptosavemoney.Someshopforacrazy-lookingshirt.Andsomehopasameansofconservingenergyandhelpingtheenvironment.
PatAkins,anaccountantataFloridaSalvationArmy(SA)(救世軍)thriftshop,saidhat,forher,shoppingatthriftshopsisawaytohelptheenvironment.
“Whenmydaughterwaslittle,welookedatitasrecycling,”Akinssaid.“Also,whyay30dollarsforanewcoatwhenyoucangetanotheroneforalotless?”
AkinssaidthattheSAhasshopsallovertheUS-“someasbigasdepartmentstores.”Alloftheclothesaredonated(捐贈),andwhentheyhaveasurplus(盈余),they'llhave“stuffabag”specials,wherecustomerscanfillagrocerysackwithclothesforonly
or10dollars.
JuliaSlocum,22,pointsout,however,thatthehugeamountofsecond-handclothingintheUSistheresultofAmericanwastefulness.
I'dsaythatsecond-handstoresaretheresultofourwasteful,materialisticculture,“saidSlocum,whoworksforapro-conservationorganization,theCenterforaNewAmericanDream.”Thriftshopspreventthatwastefromgoingtolandfills(垃圾填埋場);theygiveclothingasecondlife,providecheaperclothingforthosewhocan'taffordtobuynewonesandgenerate(生成)incomeforcharities.Theyalsoprovideawayforthewealthyandmiddleclassestoshed(擺脫)someoftheguiltfortheirlevelofconsumption.“
36WhichstatementaboutBarthisNOTtrue?
A
Heis33yearsoldnow.
B
HeworksataGoodwillthriftshop.
C
HeworksataSalvationArmythriftshop.
D
HHewassacoollegeestuddentmmanyyyearsago
37WWhenBBarthwasaacolllegesstudennt,heooftenshopppedattthriiftshhops
Atoosaveemoneey.
Btoosaveeenerrgy.
Ctoohelpptheenvirronmennt.
Dtoomakeefrieendswwithppoorppeoplee.
38WWhatddoesAAkinsdo?
A
SSheissasooldierr.
B
SSheissanaaccounntant..
C
SSheissasaaleswooman
D
SSheissarooadswweeperr.
39TThrifttshoppscanndoeeverytthingEXCEPPT
Agiivecllothinngasseconddlifee.
Bgeeneratteincomeforccharitties.
Cprrovideecheaapercclotheesforrthepoor..
Dsttopriichpeeoplefromwastiingmooney
40TThewoord“thrifft”inpparagrraph11coulldbebestreplaacedbby
Achharityy.
Bonnedolllar.
Cfiirstcclass..
Dtwwodolllars..
第三篇
Wateer
Theseconndmosstimpportanntconnstituuent(構成成份份)oftthebiiospheere(生物圈)islliquiddwateer.Thhiscaanonllyexiistinnaveerynaarrowrangeeofttemperraturees,sinccewatterfrreezessat00℃andboilssat1100℃。Lifeeaswweknoowitwoulddonlyybeppossibbleonnthesurfaaceoffapllanetwhichhhadtempeeraturressoomewheerewiithinthisnarroowrannge.
Theearthh'ssuupplyofwaaterpprobabblyreemainssfairrlycoonstanntinquanttity.Thettotalquanttityoofwatterissnotknownnveryyaccuuratelly,butitissabouutenooughttocovverthhesurrfaceofthhegloobetooadeepthoofaboouttwwoanddthreee-quaarterkilommeterss.Mosstofitissintthefoormoffthesaltwaterrofttheocceans-aboout977percent..Therestisfrresh,butthreee-quarrtersofthhisissintthefoormofficeatthhePollesanndonmounttains,andcannootbeusedbyliivingsysteemsunntilmmeltedd.Oftherremainningffractiionalwhichhisssomewhhatleessthhanonneperrcenttoftthewhhole,therreis10—20tiimesaasmucchstooreduunderggrounddwateerasthereeisaactualllyonnthesurfaace.TThereisallsoatiny,butextreemelyimporrtantfracttionooftheewateersuppplywwhichisprresenttaswwatervaporrinttheattmosphhere.
Wateervapporinntheatmossphereeistthechhannellthrooughwwhichthewwholewaterr
circculatiion(循環)oftthebiiospheerehaastopass..Wateerevaaporatted(蒸發)frommthesurfaaceofftheoceanns,frommlakeesanddriveersanndfroommoiist(潮濕的)eartthisaddeddtoiit.Frromittthewaterrcomeesouttagaiinasrainorsnnow,falllingooneittherttheseeaorthelland.Thereeis,asmmightbeexxpecteed,amooreinntensiiveevvaporaationperuunitaareaooverttheseeaanddoceaansthhanovverthhelannd,butthereeismmorerrainfaallovverthhelanndthaanoveertheeoceaans,andthebbalancceisrestooredbbytheerunoofffrromthhelanndinthefformoofrivvers.
41LLiquiddwateeronllyexiists
Ainnthecenteeroftheeearth..
Bonnthesurfaaceoffourplaneet.
Cinnaveerynaarrowrangeeofttemperraturees
Dinnthecoasttalarreasooftheeeartth.
42TThetootalqquantiityoffwateeronEarthh
Areemainssalmoostunnchangged.
Bhaasgreeatlyincreeasedinreecentyearss
Cissdecrreasinngconnstanttly.
Dissaffeectedbygllobalwarmiing.
43MMostooftheefresshwatteronnEartth
Aissstorredunndergrround..
BissintthefoormofficeatthhePollesanndonmounttains
Cissfounndinriverrsanddlakees.
Dcoomesffromttheraain.
44TThewoord“fracttion”inttheseecondparaggraphmeanss
Aaverysmalllamouunt.
Balargeeareaa.
Cannimpoortanttsysttem.
Damajorrsourrceoffinfoormatiion.
45TThereismooreraainfalll
Aovverthhemouuntainnsthaanoveertheeriveers
Bovverthherivverstthanoovertthemoountaiins.
Covverthheoceeanstthanoovertthelaand.
Dovverthhelanndthaanoveertheeoceaans
第5部分分:補全短文文(第46~50題,每題2分,共10分)
下面的短短文有5處空白,短短文后有6個句子,其其中5個取自短文文,請根據短短文內容將其其分別放回原原有位置,以以恢復文章原原貌。
ABaadIdeea
Thinnkyouucanwalk,drivve,takeephonnecallls,e-maailanndlisstenttomussicattthesametime?Well,NewYork''snewwlawsaysyouccan't..(46)Thelawwwentiintofforcelastmonthh,folllowinggreseearchandaashocckingnumbeerofacciddentsthatinvollvedppeopleeusinngeleectronnicgaadgetss(小巧機械械)whenncrosssingthesstreett.
Who''stoblamee?(47)“Wearreundderthheimppressiionthhatouurbraaincaandomorethanitofftenccan,”sayssReneeMaroois,aneeurosccientiist(神經科學學家)inTTennesssee.“Butaacoreelimiitatioonistheiinabillityttoconncentrrateoontwoothinngsattoncee.”
Theyounggpeopplearreofttencoonsideeredtthegrreatmmultittaskerrs.(48),Agrroupoof18--to221-yeaar-olddsanddagrroupoof35--to339-yeaar-olddswerregivven900secoondsttotraanslatteimaagesiintonnumberrs,usinngassimpleecodee.(49)Butwhenbothgrouppswerreintterrupptedbbyapphonecalloranninsttantmmessagge,theolderrgrouupmattchedtheyyoungeergrooupinnspeeedanddaccuuracy..
Itiisdiffficullttomeasuurethheprooductiivitylostbymuultitaaskerss.Buttitiisproobablyyaloot.JoonathaanSpiira,chieefanaalystatBaasex,abuusinesss-ressearchhfirmm,estiimatessthecostofinnterruuptionnstotheAAmericcanecconomyyatnnearlyy$6500billlionaayearr.(50)Thessurveyysconncludeethatt28ppercenntofthewworkerrs'tiimewaasspeentonninteerrupttionsandrrecoveerytiimebeeforetheyreturrnedttotheeirmaaintaasks.
ATaalkinggonaacelllphoneewhilledriivingbringgsyouujoyanywaay
BThheesttimateeisbbasedonsuurveysswithhoffiicewoorkerss
CThheyouungergrouppdid10peercenttbettterwhhennootintterruppted
DHooweverr,anOOxforddUnivversittyressearchhsugggeststhisperceeptionnisoopenttoqueestionn.
ESccientiistsssaythhatouurmulltitassking(多任務處處理)abillitiessarelimitted
FAnndyouu'llbbefinned$1100iffyoudosooonaaNewYorkCitystreeet
第6部分分:完形填空空(第51~55題,每題1分,共15分)
下面的短短文有15處空白,請請根據短文內內容為每處空空白確定一個個最佳選項。
OneGoodReasoontoLetSSmallppoxLiive
It'ssnowafaiirbettthattwewwillnneverseetthetootaleextincction(滅絕)oftthesmmallpoox(天花)viruus.Whhensmmallpooxwasscomppletellygottridofinntheworldd,scieentisttswanntedtto(51)thekilleervirrusinnthelasttwollabs--oneinthheUSandooneinnRusssia.TTheyaasked:Ifssmallppoxhaastruulygoonefrromthheplaanet,(52)poinntwasstherreinkkeepinngtheesereeservees?
inrrealitty,ofccoursee,itwwasnaaivetto(53)thateveryyonewwouldletggoofsuch
a
ppowerfful
ppotenttialwweaponn.
Unndoubttedlyseverral
nnationns
sttill
have(54)vialls(小藥瓶)。Andthellast“officcial”stoccksoffliveeviruusbreedmisstrusttofttheUSSandRussiia,(55)
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