全国职称英语理工类C级真题及答案解析.docx
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全国职称英语理工类C级真题及答案解析.docx
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全国职称英语理工类C级真题及答案解析
2011年全国职称英语理工类(C级)真题及答案解析
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.Eventually,shegotajobandmovedtoLondon.
AFinally
BCertainly
CLuckily
DNaturally
2.Anumberoftheorieshavebeenproposedtoexplainthesituation.
Atested
Bused
Csuggested
Dannounced
3.Shecanbereliedoninacrisis.
Alookedafter
Bbelievedin
Cdependedon
Dturnedon
4.Weexploredthepossibilityofexpansionattheconference.
Aoffered
Bincluded
Caccepted
Dinvestigated
5.GreenespentabrieftimeatCambridge.
Ahard
Bgood
Cshort
Dlong
6.MydoctorsaidIshouldvarymydietmore.
Aprepare
Bcook
Cchoose
Dchange
7.ThingshavechangedalotsinceIwasachild.
Agradually
Bsuddenly
Cfrequently
Dgreatly
8.Thebooktooktenyearsthoroughresearch.
Acareful
Bbasic
Csocial
Dmajor
9.Theloveofmoneyistherootofallevil.
Acause
Bresult
Cend
Dforce
10.Thehigh-speedtrainscanhavemajorimpactonourlives
Aeffort
Binfluence
Cproblem
Dconcern
11.Theyconvertedthesparebedroomintoanoffice.
Aturned
Breduced
Cmoved
Dreformed
12.Thetestproduceddisappointingresults.
Aunsatisfactory
Bindirect
Csimilar
Dpositive
13.Hislong-termgoalistosetuphisownbusiness.
A.idea
B.energy
C.aim
D.Order
14.Marshaconfessedthatsheknownothingofcomputer.
Areported
Bhoped
Canswered
Dadmitted
15.Hisshoeswereshinedtoperfection.
A.cleared
B.polished
C.washed
D.mended
第2部分:
阅读判断(第16~22题,每题1分,共7分)
下面的短文列出了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。
Lakes,Too,FeelGlobalWarming
There'snodoubt:
Inthelastfewdecades,theaveragetemperatureonEarthhasbeenhigherthanithasbeeninhundredsofyears.Aroundtheworld,peoplearestartingtomeasuretheeffectsofglobalwarming-andtryingtofigureoutwhattodoaboutit.
Scientistrecentlyusedsatellitestostudythetemperaturesoflakesaroundtheworldandtheyfoundthatlakesareheatingup.Between1985and2009,satellitesrecordedthenighttimetemperaturesofthesurfacesof167lakes.Duringthose24years,thelakesgotwarmer-byanaverageofabout0.045degreeCelsiusperyear.
Insomeplaces,lakeshavebeenwarmingbyasmuchas0.10degreeCelsiusperyear.Atthatrate,alakemaywarmbyafulldegreeCelsiusinjust10years.Thatdifferencemayseemsmall-youmightnotevennoticeitinyourbath.Butinalake,slightlywarmertemperaturescouldmeanmorealgae(水藻),andalgaecanmakethelakepoisonous(有毒的)tofish.
Thestudyshowsthatinsomeregions,lakesarewarmingfasterthantheairaroundthem.ThisisimportantbecausescientistsoftenusemeasurementsofairtemperaturetostudyhowEarthiswarming.Byusinglaketemperaturesaswell,scientistscangetabetterpictureofglobalwarming.Thescientistssaydataonlakesgivescientistsanewwaytomeasuretheimpactofclimatechangearoundtheworld.
That'sgoingtobeuseful,sincenocountryistoobigortoosmalltoignoreclimatechanges.Scientistsaren'ttheonlyonesconcerned.EveryonewholivesonEarthisgoingtobeaffectedbytherapidwarmingoftheplanet.Manyworldleadersbelievewemightbeabletodosomethingaboutit,especiallybyreducingtheamountofgreenhouse(温室)gasesweputintotheair.
That'swhytheUnitedNationsstartedtheFrameworkConventiononClimateChange,orUNFCCC.Everyyeartheconventionmeets,andrepresentativesfromcountriesaroundtheworldgathertotalkaboutclimatechangeanddiscussglobalsolutionstothechallengesofawarmingworld.
16.Scientistshavebeenkeepingrecordsoflaketemperaturesforover30years.
A.Right
B.Wrong
C.Notmentioned
17.Thetemperaturesoflakesaroundtheworldhaveincreasedgreatlybetween1985and2009.
A.Right
B.Wrong
C.Notmentioned
18.LakesseemtobewarmingfasterinAsia.
A.Right
B.Wrong
C.Notmentioned
19.Aslighttemperatureincreaseinalakecouldbeharmfulforfish.
A.Right
B.Wrong
C.Notmentioned
20.Scientistsgenerallyfocusonairtemperatureswhenstudyingglobalwarming.
A.Right
B.Wrong
C.Notmentioned
21.Globalwarmingislessthreateningtosmallcountries.
A.Right
B.Wrong
C.Notmentioned
22.UNFCCC'sannualmeetingwillbeheldinMexicothisyear.
A.Right
B.Wrong
C.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1~4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。
Hurricane
1Ahurricane(飓风)isatropicalstormwithwindsthathavereachedaconstantspeedof74milesperhour.Hurricanewindsblowinalargespiral(螺旋)aroundarelativecalmcenterknowasthe"eye".The"eye"isgenerally20to30mileswide,andthestormmayextendoutward400miles.Asahurricanenearsland,itcanbringheavyrains,highwinds,andstorms(风暴潮).Thestormsurgesandheavyrainscanleadtoflooding.
2Hurricanesaregivenadifferentlabel,dependingonwheretheyoccur.IftheybeginovertheNorthAtlanticOcean,theCaribbeanSea,theGulfofMexico,ortheNortheastPacificOcean,theyarecalledhurricanes.SimilarstormsthatoccurintheNorthwestPacificOceanwestoftheInternationalDateLinearecalledtyphoon.NearAustraliaandintheIndiaOcean,theyarereferredtoastropicalcyclones(龙卷风).
3Whenahurricanehitsland,itcandogreatdamagethroughitsfiercewinds,heavyrains,inland(内陆的)flooding,andhugewavescrashingontotheshore.Duringahurricane,homes,businesses,andpublicbuildingsmaybedamagedordestroyed;roadandbridgescanbewashedaway.Apowerfulhurricanecankillmorepeopleanddestroymorepropertythananyothernaturaldisaster.Fishermenareatspecialriskfromhurricanesastheymaybeatseawhenahurricanearrivesandnotbeabletogettoasafeharbouriftheydonotreceiveadequatewarning.
4Ifahurricaneiscominginyourarea,themostimportantthingistostaycalmandfindshelterimmediately.Gotoyoursaferoom.Ifyoudonothaveone,stayindoorsduringthehurricaneandgotoasaferplacenearthecenterofyourhome.Coveryourselfwithablanketandbesuretokeepawayfromwindowsandglassdoors,becauseiftheglassbreaksit'sreallydangerous.Donotbefooledifthereisalull(暂停);itcouldbetheeyeofthestorm-windswillpickupagain.
23.Paragraph1_____________
24.Paragraph2_____________
25.Paragraph3_____________
26.Paragraph4_____________
A.Whatshouldyoudoduringahurricane?
B.Whataredifferentnamesofhurricanes?
C.Whatisahurricane?
D.Whatdamagescanahurricanecause?
E.Howdoyouknowahurricaneiscoming.
F.Wheredohurricanesusuallyhappen?
27.Dependingonwheretheoccur,hurricaneshave_____________.
28.Apowerfulhurricanemaybecomethemostdestructive_____________.
29.Whenahurricanearrives,fishermenareingreatdangeriftheyareatseaanddonotget_____________.
30.Duringahurricaneoneshouldstayawayfrom_____________.
A.inlandflooding
B.naturaldisaster
C.earlywarning
D.windowsandglassdoors
E.aconstantspeed
F.differentlabels
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
WeavingWithLight
IntheSierraMadremountainrangeofwestcentralMexico,thenativeHuicholpeoplelivemuchthewaytheirancestorsdid-withoutelectricity.That'sbecauseit'stooexpensivetostringpowerlinestotheremotemountainareaswheretheylive.Tohelpsupportthemselves,theHuicholcreatebeautifulartwork.Theyselltheirartincitieshundredsofmilesawayfromtheirvillages.Andwithoutelectricity-athomeorontheroad,theycanonlyworkduringdaylighthours.Whenitgetsdark,theymuststopwhateverthey'redoing.
Now,ateamofscientists,designers,andarchitectsisusingnewtechnologiestoprovidetheHuicholwithlightafterthesunsets.Thescientists'techniqueinvolvesweavingtinyelectroniccrystalsintofabricsthatcanbemadeintoclothes,bags,orotheritems.
Bycollectingthesun'senergyduringtheday,theselightweightfabricsprovidebrightwhitelightatnight.Theirinventorshavenamedthefabrics"Portable(轻便的)Lights."PortableLightshavethepotentialtotransformthelivesofpeoplewithoutelectricityaroundtheworld,saysprojectleaderSheilaKennedy.
"Ourinvention,"Kennedysays,"camefromseeinghowwecouldtransformtechnologywesaweverydayintheUnitedStatesandmoveitintonewmarketsforpeoplewhodidn'thavealotofmoney."
AtthecoreofPortableLighttechnologyaredevicescalledhigh-brightnesslight-emittingdiodes(高亮度发光二极管),orHBLEDs.Thesetinylightsappearindigitalclocks,televisions,andstreetlights.
LEDsarecompletelydifferentfromthelightbulbs(灯泡).Mostofthoseglassbulbsbelongtoatypecalledincandescentlights(白炽灯).Inside,electricityheatsametalcoil(线圈)toabout2,200degreesCelsius.Atthattemperature,bulbsgiveofflightwecansee.
Ninetypercentofenergyproducedbyincandescentlights,however,isheat-andinvisible.Withallthatwastedenergy,bulbsbumoutquickly.Theyarealsoeasilybroken.
LEDs,ontheotherhand,areliketinypiecesofrockmadeupofmolecules(分子)thatarearrangedinacrystalstructure.WhenanelectriccurrentpassesthroughanLED,thecrystalstructureproduceslight.Unlikeincandescentbulbs,theycanproducel
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