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下列关于分布式数据库系统的说法,错误的是

A、分布式数据库系统中的节点是紧耦合的,它们形成单一的数据库系统
B、分布式数据库系统要求每个节点具有较高的独立性,具有本地自治能力
C、分布式数据库的分布透明性目的在于使用户完全感觉不到数据是分布的,使用户的使用方式与集中式数据库完全一样
D、分布式数据库系统的分片透明性是最高级别的透明性,位于全局概念模式与分片模式之间
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正确答案:

A

答案解析:

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PartIIVocabularyandStructure

Directions:Inthisparttherearefortyincompletesentences.Eachsentenceisfollowedbyfourchoices.ChoosetheonethatbestcompletesthesentenceandthenmarkyouranswerontheAnswerSheet.

21.Theteacherthestudentsonatourthroughtheartmuseum.

A.madeB.indicatedC.forcedD.took

22.Tom’sparentsdiedwhenhewasachild,sohewasbyhisrelatives.

A.grownupB.broughtupC.raisedD.fedup

23.Hereismycard.Let’skeepin.

A.touchB.relationC.connectionD.friendship

24.Sofarthereisnoproofpeoplefromotherplanetsdoexist.

A.whichB.howC.whatD.that

25.Thenewspapersreportedyesterdayseveralontheboundariesofthesetwocountries.

A.incidentsB.happeningsC.eventsD.accidents

26.We’veworkedouttheplanandnowwemustputitinto.

A.factB.realityC.practiceD.deed

27.Hedidn’tandsohefailedtheexamination.

A.workenoughhardB.hardworkenoughC.hardenoughworkD.workhardenough

28.NotuntilMr.SmithcametoChinawhatkindofcountrysheis.

A.heknewB.hedidn’tknowC.didheknowD.hecouldn’tknow

29.Scientistssayitmaybetenyearsthismedicinewasputtouse.

A.sinceB.beforeC.afterD.when

30.Insomecountries,iscalled“equality”doesnotreallymeanequalrightsforallpeople.

A.thatB.whatC.whichD.how

31.Wedidn’tknowhistelephonenumber,otherwisewehim.

A.wouldtelephoneB.wouldhavetelephone

C.hadtelephonedD.musthavetelephoned

32.We’vemissedthelastbus,I’mafraidwehavenobuttotakeataxi.

A.wayB.possibilityC.choiceD.selection

33.Luckily,mostsheepthefloodlastmonth.

A.enduredB.survivedC.livedD.passed

34.Myparentsalwaysletmehavemyownofliving.

A.wayB.methodC.mannerD.fashion

35.Likeotherlanguageskills,readingrequirespractice.

A.themostofB.muchoftheC.mostoftheD.moreofthe

36.Itisonlythroughpracticeonewillbeabletoswimskillfully.

A.whatB.whoC.thatD.which

37.Thebrainiscapableofignoringpainmessageoftoconcentrateonotheractivities.

A.itallowedB.isitallowedC.allowedD.allowedit

38.Don’tworry,Ihavealreadythemthedecision.

A.informed;withB.informed;ofC.informed;forD.informed;that

39.Thechildwassorryhismotherwhenhearrivedatthestation.

A.tomissB.havingmissedC.missingD.tohavemissed

40.Iwonderwhyhetodiscusstheproblematthemeeting.

A.declinedB.rejectedC.refusedD.delayed

41.Youcanhangupwhatyoulikeonthesewalls.

A.bareB.emptyC.blankD.vacant

42.Accordingtoa,themajoritywouldratherhavenewspaperswithoutagovernmentthanagovernmentwithoutnewspapers.

A.electionB.campaignC.pollD.vote

43.Thepopulationofthevillagehasdecreased150to500.

A.inB.atC.byD.with

44.ItseemsthatthereisthatIcan’tdo.

A.nothingB.anythingC.everythingD.none

45.Theyareoftencaringmoreaboutanimalsthanhumanbeings.

A.accusedifB.accusedwithC.chargedofD.chargedfor

46.agoodbeginningismade,thewordishalfdone.

A.AssoonasB.WhileC.AsD.Once

47.Georgecouldnothisfoolishmistake.

A.accountinB.countonC.countforD.accountfor

48.Wecameintothisfieldlate,sowemustworkhardtothelosttime.

A.makeupforB.makeoutC.keepupwithD.putupwith

49.Thenewlawwillcameintoonthedayitispassed.

A.effectB.useC.serviceD.existence

50.Wecanseparatethemixtureintothepurechemicalcompoundsitiscomposed.

A.inwhichB.ofwhatC.ofwhichD.fromwhich

51.Mrs.Lincolnhasthatsheisunabletogetajob.

A.suchsmalleducationB.solittleeducation

C.asuchlittleeducationD.asosmalleducation

52.Shecan’tpreventherlittleboyshootingbirds.

A.from;toB.on;atC.with;upD.from;at

53.Manycountriesareincreasingtheiruseofnaturalgas,windandotherformsof.

A.energyB.sourceC.powerD.material

54.Adarkenedskyinthedaytimeisusuallyandindicationthatastormis.

A.possiblecomingB.abouttotakeplace

C.closebyD.expectedtobesevere

55.Weallknowthatspeaklouderthanwords.

A.movementsB.performanceC.operationsD.actions

56.,hecouldnotcoverthewholedistanceinfifteenminutes.

A.FastashecanB.Ashecanranfast

C.IfhecanranfastD.Sinceheranfast

57.Agriculturalproductioninthatcountryhasincreasedinrecentyears.

A.vastlyB.strikinglyC.considerablyD.extremely

58.Peterhasplannedtosomemoneyeverymonthsothathecanbuyausedcarnextyear.

A.setasideB.setupC.setinD.setalong

59.AlthoughIspoketohimmanytimes,henevertookanyofwhatIsaid.

A.attentionB.noticeC.warningD.observation

60.Theyovercameallthedifficultiesandfulfilledtheplanthreemonthsaheadoftime,issomethingwehadnotexpected.

A.thatB.whatC.itD.which

PartIVTranslation:

Oneofthemwasfrommyschooldays,whenourninthgradeteacher,MissRaber,wouldpickoutwordsfromtheReader’sDigesttotestourvocabulary.(PassageFour)

I’mworriedabouttheappearanceofthefloor.Ineedto_____it.

软产道不包括

缩宫素静脉滴注过程中,应有专人观察()、监测(宫缩)听(胎心率)和测量()。

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