辽宁省沈阳铁路实验中学2017_2018学年高一英语4月月考试题.doc

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1、辽宁省沈阳铁路实验中学2017-2018学年高一英语4月月考试题时间：100分钟分数：120分第I卷（请将答案涂在答题卡上）第一部分阅读理解（共两节，满分40分）第一节（共15小题，每小题2分，满分30分）从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。ANewresearchhasfoundthatevenifyougiveupsmoking,thedamageithasdonetoyourgenes(基因)willstaythereforamuchlongertime.I

2、ntheresearch,ateamofUSscientistsstudiedthebloodof16,000people.Amongthem,someweresmokers,someusedtosmoke,andtherestwerenon-smokers.Scientistscomparedtheirgenesandfoundthatmorethan7,000genesofsmokershadchanged--anumberthatisone-thirdofknownhumangenes.Accordin

3、gtoNBCNews,bothheartdiseaseandcancerarecausedbygeneticchanges.Somepeoplemayhavehadthechangeswhentheywereborn,butmostpeoplegetthemintheirday-to-dayliveswhiledoingthingslikesmoking.Whenyoustopsmoking,alotofthesegeneswillreturntonormalwithinfiveyears.Thismeans

4、yourbodyistryingtoheal(治愈)itselfoftheharmfuleffectsofsmoking.Butthechangesinsomeofthegenesstayforlonger.Theycanstayforaslongas30years,It’salmostlikeleavingafootprintonwetcement(水泥)--itwillalwaysbethere,evenwhenyou’vewalkedawayandwhenthecementbecomesdry.Alth

5、oughthestudyresultsmaymakepeopleunhappy,thereisabrightside:thefindingscouldhelpscientistsinventmedicinetotreatgeneticdamagecausedbysmokingorfindwaystotellwhichpeoplehaveheartdiseaseorcancerrisks.1．ThefunctionofParagraph1isto_________.A.giveanexampleB.showth

6、emainideaofthepassageC.makeanargumentD.introducethetopicofthepassage2．Mostgeneticchangeshappenbecauseof___________.A.people’sbadlivinghabitB.environmentalpollution-13-C.people’sconditionatbirthD.heartdiseaseandcancer3．Theunderlinedword“it”inParagraph4refers

7、to__________.A.thefootprintB.thecementC.theharmfuleffectD.thegeneticchange4．Whichofthefollowingstatementsistrue?A.Thefindingsarethefruitofmorethanthreeyears’research.B.Thefindingsofferevidencethatadamagedgenecanhealitself.C.Thefindingshelptofindtreatmentsfo

8、rgeneticdamagecausedbysmoking.D.ThefindingshavepreventedmorepeoplefromstartingsmokingBConfuciuswasbornintoday’sQufuinShandongProvincein551BC.Hisfamilywasfarfrombeingwealthy.Buthewasahard-workingpupilev