河南省郑州市盛同学校09-10学年高二下学期阶段测试2（英语）

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1、.河南省郑州市盛同学校09-10学年高二下学期阶段测试2（英语）1、完形填空。（共20小题；每小题1.5分，满分30分）Throughouthistorymanhashadtoacceptthefactthatalllivingthingsmustdie.ButpeoplenowliveIongerthanthey36.Yet,alllivingthingsstillshowthe37ofaging,whichwi11eventual1y38deaths.Agingisnotadisease,butasapcrson

2、passesmaturity（成熟期），thecellsofthebodyandthe39theyformdonotfunctionaswellasthey40inchildhoodandteenageyears.Thebodyprovidesless41againstdiseaseandismore42tohaveaccident.Anumberofrelatedcausesmay43toaging.Somecellsofthebodyhaveafairlylong1ife,buttheyarenot44whent

3、heydie.Asapersonages,45ofbraincel1sandmusclecel1sdecreases.46.bodycellsdieandarereplacedbynewcells.Inanagingpersonthe47cellsmaynotbeasworkableorascapable48growthasthoseofayoungperson.Another49inagingmaybechangeswithinthecells50.Someoftheproteinchemicalsincellsa

4、reknownto51withageandbecomelesselastic（有弹性的）.Thisiswhytheskinofoldpeoplewrinkles（皱纹）andhangs52.Thisisalsothereasonwhyoldpeople53inheight.Theremaybeothermoreimportantchemicalchangesinthecel1s.Somecomplexcel1chemicals,suchasDNAanRNA,storeand54informationthatthece

5、llsnccd.Agingmayaffectthis55andchangctheinformation-carryingmoleculessothattheydonottransmittheinformationaswell.36.A.wouldB.beusedtoC.usedtoD.used37.A.functionB.effectC・affectD・sign38.A.leadinB.giveinC.runintoD.resultin39.A.handsB.feetcheartD.organs40.A.madeB.

6、tookC.didD.remembered41.A.energyB.protectionC.vigorD.power42.A.1ikelyB.probableC.possibleD.alike43.A.attcndB.contributeC.addD.devote44.A.replacedB.rebornC.recoveredD・surrendered45.A.anumberB.theamountC.thenumberD.agreatdeal46.A.TheothersB.theotherc.AnotherDOthe

7、r47.A.oldB.leftC.newD.other48.•A.toB.forC.ofD.1n49.A.factorB.effectC・reasonD.element50.A.itB.themC.themselvesD.that51.A.becomeB.turnC.changeD.get52.A.looseB.highC.largeD.fat53.A.increaseB.shrinkc.lengthenD.decrease54.A.passawayB.passbyC.passoffD.passon55.A.impr

8、ovcmentB.proccssionC・approachD.process答案CBDDCBABACDCCACCABDD解析2、Tosucceedinadifficulttask,A.PersisteneeisneededC.OneneedstobepersistentB.PersistenceiswhatyouneedD.Apersisten