四级词汇专项Unit7.docx

四级词汇专项Unit7.docx

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四级词汇专项Unit7

1.A______statementisafalseandmaliciousonemeanttoharmaperson’sreputation.

A.slanderousB.flatteringC.ill-naturedD.critical

2.Computersanhelpstudents______objectsthataredifficultorimpossibletoview,suchashumananatomy,molecularstructures,orcomplexgeometricalobjects.

A.dramatizeB.visualizeC.realizeD.organize

3.Thisfamousbusinessman______mostoftheprofitsfromhisbusinesstovariouscharitiesafterhissuccess.

A.donatedB.distributedC.dischargedD.designated

4.Inhismostcelebratedbook,theauthordescribeshisexperienceinanunknowncountryagainst______obstaclesofenvironmentandweather,brutalenemies,andfailureofsupplies.

A.discriminatingB.disgustingC.dishearteningD.disregarding

5.BeverlyHillsisknownforthe______homesoffilmandtelevisionpersonalitiesandcontainsmanyfashionableshops.

A.pricelessB.luxuriousC.pleasurableD.precious

6.Whenpeoplearephysically______adrug,theysufferillphysicallyeffectsiftheystoptakingthedrug.

A.absorbedinB.acceptedbyC.addictedtoD.attractedto

7.Withinthreemonthsafterbirth,babiesbegantoshowapreferenceforcomplexand______stimuliasopposedtosimpleandfamiliarstimuli.

A.commonB.normalC.strangeD.novel

8.Theoldestknownsystemsofeducationinhistoryhadtwocharacteristicsincommon:

theytaughtreligion,andthey______thetraditionsofthepeople.

A.developedB.encouragedC.forwardedD.promoted

9.Thoughunsuccessful,steam-poweredmodelsofairplanesmadebytheEnglishinventorHensonin1847were______,asmanylatermodelsgenerallyfollowedhisdesigns.

A.encouragingB.instructiveC.promisingD.victorious

10.Withtheincreasingconsciousnessofselfhealthcare,millionsofChinesepeople______inavarietyofdailyphysicalexercises,rangingfromthetraditionalshadowboxingtothemodernaerobics.

A.competeB.participateC.playD.share

11.Peoplewholosetheirwayinadesertoftensufferfrom______thirstandhunger,inadditiontoextremeanxiety.

A.painfulB.tormentingC.colossalD.unperceived

12.Duringtimesofwaroreconomic______manypeopleconverttheirwealthintopreciousstones,whicharetransportableandmoreeasilysold.

A.distractionB.disturbanceC.tremorD.vibration

13.InVictoria,Australia,in1850,minersbecame______withthehighcostofmininglicensesandrestrictionsontheirrighttosearchforgold.

A.amazedB.confusedC.irritatedD.puzzled

14.Thedebatecenteredonthefearthatarapidlygrowingpopulationwouldputan______strainonthefinitecapacityoftheearthtoprovideresources.

A.intolerableB.moderateC.negotiableD.controllable

15.Awinter______techniqueinmammalsisaslowingofthephysiologicalprocesses,includingreductionofbodytemperature.

A.continuationB.enduranceC.existenceD.survival

16.Thesprinklersysteminstalledinbuildingsisusuallyactivatedbytheheatfromafire,andthesprinklerheadsthen______wateroverthefirearea.

A.dischargeB.pourC.giveawayD.throw

17.Concernedwiththeworldwidepollutionproblems,peoplefromallwalksoflifearestrugglingto______theimpactofhumanactivityonthenaturalworld.

A.decreaseB.degradeC.lessenD.lower

18.Beginningfromthe1960sintheWest,moreandmorewomenwithchildrenhavejoinedtheworkforce,andthepopularityofpreschooleducationalprogramshas______increased.

A.fixedlyB.regularlyC.stablyD.steadily

19.Fireinsuranceandaccidentinsurancecompaniesmadeeffortsto______safetyrulesandeducatethepublic.

A.dictateB.enforceC.observeD.regulate

20.Theskyisbrightbecausesmallparticlesintheair______sunlight.

A.directB.guideC.scatterD.transport

21.Fromthemid1980s,theChinesegovernmentbegantogivetop______toscientificandeducationaldevelopment.

A.preferenceB.primacyC.privilegeD.priority

22.Manypeoplebelievethatthewildanimalsprovide______intheformofsporthuntingandsportfishing,bird-watchingandvisitstozoos.

A.challengeB.happinessC.recreationD.satisfaction

23.InBritainaloneinthelate1980s,approximately$30billionwasspentinasingleyearonadvertisingto______thepurchaseofcommoditiesandservices.

A.influenceB.controlC.drawD.seduce

24.Itisalwaysconsideredvery______forayoungcoupletowalkarminarmonarainyafternoon.

A.attractiveB.emotionalC.romanticD.sentimental

25.Thepolarbearfeedsalmostexclusivelyonsalesandotheranimals,butitmayalso______onvegetation.

A.eatB.grazeC.gulpD.take

26.TheHuangHeistraditionallyreferredtoas“China’sSorrow”because,throughoutChinesehistory,ithasperiodically______largeareasbyflooding.

A.depressedB.devastatedC.occupiedD.overwhelmed

27.Onlyabout1percentofcockroachspeciesareconsideredpeststohumansandthesearebasically______pests.

A.dangerousB.irritationC.nuisanceD.poisonous

28.Inwriting,youshouldavoidusing______expressions;clearandstraightforwardonescanhelpthereadersunderstandyourviewpointmoreeasily.

A.mystifyingB.puzzlingC.uncertainD.vague

29.Whenbuyingahouse,itiscustomaryforthesellerandthebuyertoenterintoacontract,atwhichtimethebuyermakesa______accordingtotheamountofthepurchaseprice.

A.depositB.installmentC.paymentD.promise

30.ManytouristscometothecentralpartofAustralia,whichismostlyuncultivated,toenjoya______experience.

A.civilizationB.disorderC.quietnessD.wilderness

31.DuringourholidayinVenicewewentonafew______toplacesnearby.

A.voyagesB.tripsC.journeysD.travels

32.Whenwritinganacademicpaper,alwaysquoteyour______,i.e.,givethenamesofbooks,people,etc.usedassourcesforfacts.

A.sourcesB.authoritiesC.namesD.information

33.Thegovernmentistryingto______drugtrafficking.

A.wipeoffB.wipedownC.wipeoutD.wipeaway

34.Ipreferdrinking______coke,becauseiwanttolosesomeweight.

A.classicalB.sweetenedC.normalD.diet

35.Qualificationsarenotabsolutely______,butsomepreviousexperienceisuseful.

A.basicB.essentialC.fundamentalD.elementary

36.Ifstudentswanttoenlargetheirvocabulary,itisadvisabletomakeacarefulstudyofthe______wordswhentheycomeacrossanewword.

A.alliedB.combinedC.linkedD.related

37.Harrywas______bythePresidentastheSecurityAdviserforthegovernment.

A.askedB.designatedC.electedD.given

38.Yourworkis______,buti’msureyoucoulddobetter.

A.enoughB.sufficientC.adequateD.appropriate

39.ManyIslamicgovernmentsattemptto______privateaccesstowesternsatellitebroadcastsinfearofforeignculturalinfiltration.

A.confineB.controlC.preventD.restrict

40.Plantsdrawmineralsandother______fromthesoil.

A.foodB.nutrientsC.nutritionD.materials

41.Manufacturingusedtobeaccomplishedbyhand,butmostoftoday’smodernmanufacturingoperationsarehighlymechanizedand______.

A.automatedB.complicatedC.controlledD.manual

42.ThepovertylineintheUnitedStatesis______annuallytoallowforinflation.

A.adjustedB.determinedC.modifiedD.raised

43.Competitorsinthelong-distancerunsmust______theirspeedcarefullyinordertoavoidtirednesscomingtooearly.

A.keepB.maintainC.quickenD.regulate

44.Digitaldevicessuchascomputershavebuilt-inelectronic______thatcanturnonandoffextremelyrapidly.

A.machinesB.designsC.circuitsD.materials

45.Theresidualnuclearradiationcanbea（n）______oververylargeareasthatarecompletelyfreefromothereffectsofanuclearexplosion.

A.accidentB.hazardC.nuisanceD.risk

46.Computertechnologyhasbroughtaboutrapidscientificdevelopmentanddramaticsocialprogressthatwerebarely______lessthanfiftyyearsago.

A.convincingB.existingC.imaginableD.feasible

47.Manystudentshate______calculationbyhand,sotheypreferanelectroniccalculatorwhenworkingwithlargenumbers.

A.troublesomeB.annoyingC.tirelessD.tedious

48.Wristwatchesaremechanical______devicesthatarecarefullyconstructedandareusedfortimekeeping.

A.accuracyB.precisionC.correctnessD.exactness

49.Dependingontheworkforwhichitwasdesigned,acomputerprogramcan______texts,numbers,graphics,oracombinationoftheseelements.

A.exploitB.manipulateC.operateD.work

50.Aliteratepopulationisanecessityforanynationwishingto______moderntechnologicalgrowth,

A.takeadvantageofB.takeachanceofC.takecareofD.takeintoaccount

51.Morerecently,______researchershaveturnedtheirattentiontothestudyofvariationpatternsinAmericanEnglishandtothesocialandhistoricalsourcesofthesepatterns.

A.linguistB.linguisticC.lingualD.lexical

52.Armsraceisanintensecompetitionbetweennationsto______technologicallyadvancedandmilitarilystrategicweaponsystems.

A.strengthenB.collectC.heapD.accumulate

53.Inhisspeech,thereisnoinformation______totherecentdevelopmentincancerresearch.

A.belongingB.bringingC.leadingD.pertaining

54.Forsomeseriouscoincollectors,acoinwithadifferentdate,mint（制币厂）mark,andevenalittle______indesigniscountedasadifferentcoin,

A.contrastB.div