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课时作业(八)Unit3SectionⅢGrammar—动词不定式作定语和结果状语Ⅰ.写出画线部分所作成分1．Hisambitiontobecometheworldswimmingchampionwasunderstandable.________2．Doyouhaveanythingtobetakenthere？________3．Ihurriedtohishouse,onlytofindhimout.________4．Canyoufindaproperpersontofinishthisjobintime？________5．Intheendhemadeuphismindtogobytrain.________6．TheArabwokeuptofindthathiscamelhadputhisheadinsidethetent.________7．Hewokeuptofindeverybodygone.________8．Doyouhaveanythingtodotonight？________9．Shewastooyoungtounderstandthat.________10．Thepooroftenhavenoroomtolivein.________Ⅱ.用所给词的适当形式填空1．Iwaswatchingthewatchallthroughthemeeting,asIhadatrain________(catch)．2．Wewillbringthebooksforyouwhenwetakepartinthesummercamp________(hold)inyourschoolinJuly.3．Therearestillmanyproblems________(solve)beforewearereadyforalongstayontheMoon.4．Anxiously,shetookthedressoutofthepackageandtriediton,only________(find)itdidn'tfit.5．Volunteeringgivesyouachance________(change)lives,includingyourown.6．Whenanewdaybreaks,thewallsmadeofadobes(土坯)havegivenouttheirheatandarenowcoldenough________(cool)thehouseduringthehotday.Ⅲ.阅读理解AMarkwasagreatkidfromatoughneighborhood.Crime,drugs,fightingandpoverty—younametheproblemandhisneighborhoodhadit.Ascholarshipfund(奖学金基金)providedhistuition(学费)forhishighschool,wherehewasagreatbaseballplayer.Markstruggledintheclassroom,though.Hewasbright,justbehind,duetoamorethandifficulthomeenvironment.Buttherewereproblemsoffindingthetimeforallheneededtodo.Afterschooltutoring(指导)seemedimpossiblebecauseofbaseballpractice.SomesuggestedMarkgiveupsportsandconcentrateon“schooling”.But,inreality,ifhewasgoingtoattendcollegehewouldneedhissports;sotomisspracticeandthenperformanylessthanathisbestonthefieldwasnotwise.Afellowteacher,Mrs.Jones,offeredtoteachMarkmathatherhome.IaskedMarktocometomyhouseforotherareasofwork.Noonepaidus.Mrs.Jonessummeditupthisway:“Paydaydoesn'talwayscomeonMondays.”WhenwewerenotworkingwithMarktoimprovehisskillsforACT,thecoachandMark'sdadtookhimtovariouscollegestotalkwithbothbaseballandfootballprogramcoaches.Hesettled_onthecollegethatofferedhimscholarshipstoplaybothsports.ButheneededagoodACTscore.Ittakesmonthstoreceivetheresultsofcollegeentranceexams.Oneafternoonafterschool,whileIwasgradingpapersinmyroom,therewasanoiseoutsidethedoor.Markcamein,liftedmeoutoftheseatbehindmydesk,spun(快速旋转)mearoundintheair,andyelledoverandover:“I'mgoingtocollege!I'mgoingtocollege!Thankyou!Now,where'sMrs.Jones?I'vegottotellhertoo！”Untilthatmoment,Ihadneverquiteunderstoodwhattheexpression“Paydaydoesn'talwayscomeonMondays”meant.1．Markhaddifficultyinlearningmainlybecause________.A．hespentmostofhissparetimepracticingbaseballB．hisfamilycouldn'taffordanytutoringforhimC．hisparentsdidn'tcareabouthisstudyD．hewasofteninvolvedinthecrimeinhisneighborhood2．WhatcanweknowaboutMarkfromthepassage?A．NoteachersofferedtotutorMarkfreeofcharge.B.Theftwasn'taprobleminMark'sneighborhood.C．MarkpassedACTduetohisteachers'help.D．MarkowedhissuccessinpassingACTtohisworkinghard.3．Whichcanreplacetheunderlinedword“settledon”inthefourthparagraphprobably?A．Wasacceptedby.B．Reachedafinaldecisionabout.C．Paidavisitto.D．Becamefamiliarwith.4．Whatisthebesttitleforthispassage?A．PaydayWillComeSomeDayB.PracticeMakesaBetterLifeC.RelationshipsBetweenTeachersandStudentsD.NeverGiveUponYourselfBSmokingisharmful.Butassoonasyouquitthehabit,everythingwillbeOK,right?Wrong.Newresearchhasfoundthatevenifyougiveupsmoking,thedamageithasdonetoyourgenes(基因)willstaythereforamuchlongertime.Intheresearch,ateamofUSscientistsstudiedthebloodof16,000people.Amongthem,someweresmokers,someusedtosmoke,andtherestwerenonsmokers.Scientistscomparedtheirgenesandfoundthatmorethan7,000genesofsmokershadchanged—anumberthatisonethirdofknownhumangenes.AccordingtoNBCNews,bothheartdiseaseandcancerarecausedbygeneticchanges.Somepeoplemayhavehadthechangeswhentheywereborn,butmostpeoplegetthemintheirdaytodayliveswhiledoingthingslikesmoking.Whenyoustopsmoking,alotofthesegeneswillreturntonormalwithinfiveyears.Thismeansthatyourbodyistryingtoheal(治愈)itselfoftheharmfuleffectsofsmoking.Butthechangesinsomeofthegenesstaylonger.Theycanstayforaslongas30years.It'salmostlikeleavingafootprintonwetcement(水泥)—itwillalwaysbethere,evenwhenyou'vewalkedawayandwhenthecementbecomesdry.Althoughthestudyresultsmaymakepeopleunhappy,thereisabrightside:thefindingscouldhelpscientistsinventmedicinetotreatgeneticdamagethatwascausedbysmokingorfindwaystotellwhichpeoplehavetheriskofheartdiseaseorcancer.5．What'sthewriter'spurposeofwritingParagraph1?A．Togiveanexample.B．Tointroducethetopicofthepassage.C．Tomakeanargument.D．Toshowthemainideaofthepassage.6．Mostgeneticchangesarecausedby________.A．people'sconditionatbirthB．environmentalpollutionC．people'sbadlivinghabitsD．heartdiseaseandcancer7．Whatdoestheunderlinedword“it”inParagraph5referto?A．Thecement.B．Thefootprint.C．Theharmfuleffect.D．Thegeneticchange.8．Whatcanweknowfromthelastparagraph?A．Thefindingsarethefruitofmanyyears'research.B．Thefindingshavepreventedmorepeoplefromstartingtosmoke.C．Thefindingsofferevidencethatadamagedgenecanheali