职称英语理工类完形填空练习教材外.docx

职称英语理工类完形填空练习教材外.docx

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职称英语理工类完形填空练习教材外

2015职称英语完型填空练习题

第一篇：

WhereDidAlltheShipsGo?

TheBermudaTriangle（三角区）isone

（1）thegreatestmysteriesofthesea.InthistriangularareabetweenFlorida,PuertoRicoandBermudainAtlantic,shipsandairplanes

（2）todisappearmoreoftenthanin（3）partsoftheocean.Andtheydoso（4）leavinganysignofanaccidentoranydeadbodies.

Itis（5）thatChristopherColumbuswasthefirstpersontorecordstrangehappeningsinthearea.Hiscompassstoppedworking,aflamecamedownfromthesky,andawave100to200-feet-highcarriedhisshipaboutamileaway.

ThemostfamousdisappearanceintheBermudaTrianglewastheUSNaval（海军的）AirFlight19.（6）December5,1945,fivebomberplanescarrying14men（7）onatrainingmissionfromtheFloridacoast.Laterthatday,allcommunicationswithFlight19werelost.Theyjustdisappearedwithoutatrace.

Thenextmorning,242planesand19shipstookpartinthelargestair-seasearchinhistory.Buttheyfoundnothing.

Somepeopleblamethedisappearances（8）supernatural（超自然的）forces.Itissuggestedthe（9）shipsandplaneswereeithertransportedtoothertimesandplaces,kidnapped（绑架）byaliens'（外星人的）（10）attackedbyseacreatures.

Thereare（11）naturalexplanations,though.TheUSNavysaysthattheBermudaTriangleisoneoftwoplacesonearth（12）amagneticcompass（指南针）pointstowardstruenorth（13）magneticnorth.（14）,planesandshipscanlosetheirwayiftheydon'tmakeadjustments.

Theareaalsohaschangingweatherandisknown（15）itshighwavesStormscanturnupsuddenlyanddestroyaplaneorship.Fastcurrentscouldthensweepawayanytraceofanaccident.

1AfromBofCaboutDon

2AoftenBlookCsometimesDseem

3ArestBanotherCotherDothers

4AwithoutBbyCfromDupon

5AsayingBsayCsaidDsays

6AOnBInCFromDSince

7AtookupBtookonCtookoutDtookoff

8AforBaboutConDfrom

9AmissingBmissedCmissDmisses

10AandBorCnorDneither

11AalsoBnoCbarelyDhardly

12AwhichBthereCwhereDthat

13AinsteadofBexceptCbutDoutof

14ASimilarlyBFurthermoreCHoweverDTherefore

15AasBforCbyDfrom

第二篇：

TheInventionofthetelephone

　　Inthenineteenthcentury,theinventionofthetelegraphmadeitpossibletosendnoises,signals,andevenmusicoverwiresfromoneplacetoanother.However,thehumanvoice__1__thisway.Manyinventorstriedtofinda__2__tosendavoiceoverwires,andin1876someoftheireffortswerecrownedwithsuccess.___3___Americaninventors,AlexanderGrahamBellandElishaGray,__4__atalmostthesametime.TheUnitedStatesSupremeCourtfinallyhadtodecidewhichofthetwo__5__thefirstinventorofthetelephone.TheCourtdecided__6__Bell'sfavor.

　　BorninEdinbrug,Scotland,Bellgrewupinafamily__7__wasveryinterestedinteachingpeopletospeak.Hisgrandfatherhadbeenanactorwholeft__8__toteachelocution;hisfatherwasateacher__9__deaf-muteslearnhowtospeak.

　　However,probablynoneofthe__10__inventionsgaveBellthesamefeelingoftriumph__11__hehadonthedaywhenhespilledsomeacidfromhisbatteries.Itwasafterhehadworkedformonthstofindwaystosendsomethingmore__12__metallictwangsoverthewires.ThinkingWatson,__13__,wasinthenextroom,Bellcalled,"Mr.Watson,__14__.Iwantyou."Watsonwasnotinthenextroom.Hewasdowninhislaboratory,__15__tothereceiver.ToWatson'ssurprise,heheardthewordsperfectly.HerantotellBellthenews:

thewireshadcarriedBell'svoiceperfectly.

　　1.A）hadnevertraveledB）neverhadtraveled

　　C）wasnevertraveledD）neverwastraveled

　　2.A）solutionB）keyC）wayD）mean

　　3.A）TwoB）ThetwoC）ThetwoofD）Oftwo

　　4.A）wassucceededB）havesucceeded

　　C）succeededD）wassucceeding

　　5.A）wasB）tobeC）beingD）havingbeen

　　6.A）atB）onC）toD）in

　　7.A）thatB）whereC）inwhichD）who

　　8.A）atheatreB）theatreC）theatresD）thetreatre

　　9.A）whichwashelpedB）thatwashelped

　　C）whohelpedD）whohashelped

　　10.A）laterB）latterC）latelyD）afterwards

　　11.A）likeB）toC）whichD）as

　　12.A）ofB）/C）asD）than

　　13.A）beinghishelperB）washishelper

　　C）hishelperD）tobehishelper

　　14.A）comehereB）comeupC）goawayD）godown

　　15.A）besidesB）besideC）nextD）by

第三篇：

　Earth'sInnerCore

　　Scientistshavelongstruggledtounderstandwhatliesattheplanet'scenter.Directobservationofitscenterisimpossible,soresearchersmust

（1）tootherevidence.

　　In1889,aGermanscientistdetectedasevereearthquakeinJapan.Geophysicistsconcludedthatshockwaves

（2）jolts（晃动）fromonesideofEarththroughthecentertotheotherside.Thenin1936,DanishgeophysicistIngeLehmannstudiedthewaves'（3）todeterminethatwithinEarth'scoreofmolten（熔化了的）ironliesasolidinnercore-but（4）thatcorewasmadeofeluded（难倒）her.OthergeophysicistsquicklydeterminedthatLehmann'sinnercorewascomposedmostly（5）iron.Sincethen,Lehmann'sdiscoveryhas（6）conventionalEarthscience.

　　Butnowscientistsarechallengingtraditionaltheorywithnewandradical（7）.Forexample,Earth'scentercouldactuallycontainan"innercorewithintheinnercore,"claimIshiiandcolleagueAdamDziewonski.

　　Analyzinghundredsofthousandsofearthquakewave（8）,theymaintainthattheinnercorehasatitsheartatiny,evenmoresolidsphere（球体）.Thissphere"maybetheoldestfossil（9）fromtheformationofEarth,"saysDziewonski.

　　DziewonskiandIshiispeculatethatshortly（10）Earthformedaround4.8billionyearsago,agiantasteroid（小行星）smashedintotheyoungplanetandnearlymeltedit.ButEarth'scenterdidn'tquitemelt;it（11）massastheplanetcooled.Thecorewithinacoremaybethekernel（核心）thatendured."Itspresencecouldchangeourbasicideasaboutthe（12）oftheplanet,"Dziewonskisays.

　　Dziewonski'sideaistame（温和的）comparedtothe（13）theoriesofindependentgeophysicistJ.MarvinHerndon.Earth'sinnercoreismadenotofiron,heclaims,buta（14）ofnickelandsilicon.Herndonhasatrulyrevolutionarynotion:

Withinthenickelsilicide（硅化物）innercoreisalsoan"inner"innercore-an8km-wideballoftheelementuranium.Uraniumisradioactive.Herndonthinkstheuraniumreleasesheatenergyasitsatoms（15）fission-splitandcrashintooneanotherinachainreaction.Inotherwords,wemayliveontopofagigantic,"natural"nuclearpowerplant.

　　1AtryBleaveCturnDpoint

　　2AcreateBreceiveCfeelDovercome

　　3AworkBsolutionCjobDpatterns

　　4AwhetherBwhatCwhyDhow

　　5AfromBwithinCofDto

　　6AfollowedBdominatedCrestoredDopposed

　　7AideasBdemandsCphenomenaDmovements

　　8AthingsBactsCmethodsDrecords

　　9AtakenBbenefitedCleftDkept

　　10AafterBbeforeCsinceDwhen

　　11AexpandedBmodifiedCgainedDmelted

　　12AsizeBoriginCstructureDshape

　　13AradicalBtraditionalCclassicalDconventional

　　14AsystemBcopyCmodelDcompound

　　15AchargeBlastCexperienceDshow

第四篇：

HighwaysintheUnitedStates

　　TheUnitedStatesiswell-knownforitsnetworkofmajorhighwaysdesignedtohelpadrivergetfromoneplacetoanotherintheshortestpossibletime.__1__thesewidemodernroadsaregenerally__2__andwellmaintained,withfewsharpcurvesand__3__straightsections,adirectrouteisnotalwaysthemost__4__one.Largehighwaysoftenpass__5__scenicareasandinterestingsmalltowns.Furthermore,thesehighwaysgenerally__6__largeurbancenterswhichmeansthattheybecomecrowdedwith__7__trafficduringrushhours,__8__the"fast,direct"waybecomesaveryslowroute.However,thereisalmostalwaysanotherrouteto__9__ifyouarenotinahurry.Notforfromtherelativelynew"superhighways",thereareoftenolder,__10__heavilytraveledroadswhichgothroughthecountryside.__11__aregoodlaneroads;othersareunevenroadscurving__12__thecountry.Thesesecondaryroutesmaygoupsteepslopes,alonghillycliffsordownfrighteninghillsidestotowns__13__indeepvalleys.Thoughtheseareless__14__routes,longerandslower,theygenerallygotoplaces__15__theairiscleanandthesceneryisbeautiful,andthedrivermayhaveachancetogetafresh,cleanviewoftheworld.

　　1.A）Although　　B）But　　C）Since　　D）Because

　　2.　　A）uneven　　B）bumpy　　C）rough　　D）smooth

　　3.　　A）little　　B）much　　C）many　　D）few

　　4.　　A）terrible　　B）horrible　　C）tolerable　　D）enjoyable

　　5.　　A）to　　B）into　　C）at　　D）by

　　6.　　A）merge　　B）connect　　C）combine　　D）mix

　　7.　　A）busy　　B）small　　C）large　　D）heavy

　　8.　　A）when　　B）where　　C）which　　D）that

　　9.　　A）walk　　B）go　　C）take　　D）fix

　　10.　　A）more　　B）less　　C）very　　D）extremely

　　11.　　A）Allofthese　　B）Noneofthese　　C）Allroads　　D）Someofthese

　　12.　　A）outof　　B）out　　C）through　　D）from

　　13.　　A）lying　　B）lie　　C）lies　　D）lay

　　14.　　A）direct　　B）indirect　　C）enjoyable　　D）beautiful

　　15.　　A）these　　B）which　　C）that　　D）where

第五篇：

VibratingRubberCellphones

　　Vibratingrubbercellphonescouldbethenextbigthinginmobilecommunications.Theyallowpeopletopressthephone1：

otransmitvibrationsalongwiththeir（51）words.AccordingtoaresearchteamattheMITMediaLabinCambridge，Massachusetts，theideawillmake（52）morefun.

　　Manymobilephonescanalreadyvibrateinsteadofringing（53）youdonotwantpeopletoknowyouaregettingacall.Butthese（54）aretoosimpleforsubtle（敏感的）communication，（55）AngelaChangofthelab'sTangibleMediaGroup."They'reeitheronoroff，"shesays.

　　ButwhenyouholdChang'srubbercellphone，yourfingersandthumbwraparoundfive（56）speakers.Theyvibrate（57）yourskinaround250ti