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陕西省榆林育才中学高中英语5.4ThepowerofnatureGrammar导学案新人教版选修6学习目标：让学生学习现在分词做状语的用法。预习案语法品味：通过下列句子体会现在分词的用法1.Lookingoutofthewindow,Isawgroupsofchildrenpassingbythehouse.2.Openingthedrawerhetookoutadictionary.3.Feelingtired,ItelephonedandsaidIcouldn`tcometoahospitalofChinesemedicine.4.Notknowingwhattodo,shewenttotheteacherforhelp.5.Havingdonehishomework,theschoolboybegantowritehisdiary.6.Nothavingdoneitright,Itriedagain.7.Havingbeenaskedtostay,Icouldn`tverywellleave.8.SeeingTom,Icouldn`thelpthinkingofhisyoungerbrother.9.Theplatedroppedfromherhands,breakingitintopieces.10.Workinghard,youwillpasstheexamination.思考：1.doing和主句的主语是主谓关系还是动宾关系doing的完成式_______否定式______被动式______完成被动式__________2.doing在句子中可以做哪些句子成分？____________________________________________________________________________________________________________________________doing可以做状语探究案一、现在分词的基本形式：1.现在分词的一般式：doing.表示该动作和谓语动词所表示的动作一般同时发生。ComingdownthemountainhemetMiyaontheway.2.现在分的完成式：havingdone.表示该动作发生在主句谓语动作之前。Havingfinishedherwork,Lannywenthome.3现在分词的否定式；notdoing:nothavingdoneNothavingreceivedherreply,theytelephonedher.4现在分词的被动式：beingdone:表示与谓语动词同时发生的被动的动作 havingbeendone表示谓语动词之前的被动的动作。Beingaskedtogiveaperformance,Marycouldn`tverywellrefused.Havingbeengivensuchagoodchance,howcouldsheletitslip?二、现在分词做状语的基本用法；1.时间状语；相当于when/while引导的时间状语从句Whenleavingthestation,hewavedagainandagaintousHavingturnedofftheTVset,hebegantogooverhislessons.2.原因状语：相当于一个原因状语从句Fearingthatthepolicewouldrecognizehimheneverwentoutindaylight.Havinglivedinthecitymanyyears,Iknewitwell.3.伴随状语或方式状语；Mygrannnysatinthearmchair,readingthenewspaper.Shesatbythewindow,enjoyingthebeautifulsightsoutside.4.条件状语；Workinghard,you`llpasstheexam.Goingtherebyplane,youwillarrivetomorrowmorning.5.让步状语：Thoughrainingheavily,itclearedupverysoon.Whetherwakingorsleeping,hewasdevotedtothesubject.6.结果状语：表示必然的结果。MorehighwayshavebeenbuiltinChina,makingitmucheasierforpeopletotravelfromoneplacetoanother.Theplatedroppedfromherhands,breakingitintopieces.三、现在分词做状语的注意事项；1.现在分词状语，可以根据需要在其前面加上when.while,before,after,since,until,once,though,although,aslongas,solongas,unless,asif,asthough,evenif,eventhough等，表示特殊含义，但as后不能跟doing形式。Don`ttalkwhilehavingdinner.Oncelosingthischance,youcannoteasilyfindit.Aslongasgoingintothereadingroom,youshouldkeepquiet.2.在绝大多数情况下，现在分词的逻辑主语就是主句的主语，但有时候现在分词前可以有一个名词或代词表示它的逻辑主语，这样就形成独立主格结构，在句子中做状语。Themeetingbeingover,wealllefttheroomanddrovehome.3.有少数现在分词短语并不表示句子主语的动作，而是表示说话人的太度，被称之为分词的独立成分，常用的这类独立成分有：accordingto根据---judgingfrom/by---由--判断considering----考虑到---providingthat---假如--generallyspeaking一般说来supposing---假设，如果taking---intoconsideration考虑到seeing---考虑到assuming---假使我的疑惑_____________________________________________________________训练案 单句改错1.Eruptinglastnight,thevolcanodestroyedalargeareaofthesmallvillage.___________________________________________________________2.Knowingnothertelephonenumber,Icouldnotringherup.________________________________________________3.Shestoodatthestationandwaitingforthebus.________________________________________4.Hediedin1980,havinglefthiswifeandfourchildrenhopeless._____________________________________________________5.Whenglancedthroughthenewspaper,hecameacrossaphotoofhisoldfriend._________________________________________________________________6.Turntotheright,youwillfindthehotel.__________________________________7.Finishingmyworkaheadoftime,Iwasallowedtogohome.__________________________________________________8.AppointingastheMinisterofFinance,hefeltveryhappy.________________________________________________9.Whenheardthegoodnews,hejumpedwithjoy.________________________________________10.Beingbathedinthesun,hefeltcomfortable._______________________________________单项选择1._____thecourseverydifficult,shedecidedtomovetoalowerleve.A.FindB.FindingC.TofindD.Found2.Hegotuplateandhurriedtohisoffice,____thebreakfastuntouched.A.leftB.toleaveC.leavingD.havingleft3.WhenIwaslittle,mymotherusedtositbymybed,____mestoriestillIfellasleep.A.havingtoldB.tellingC.toldD.totell4._____atthecafeteriabefore,Tinadidn`twanttoeatthereagainA.HavingeatenB.ToeatC.EatD.Eating5.______toworkovertimethatevening,Imissedawonderfulfilm.A.HavingbeenaskedB.ToaskC.HavingaskedD.Tobeasked6._____inalongqueue,wewaitedforthestoretoopentobuyaNewiPadA.StandingB.TostandC.StoodD.Stand7.Standingontheplatform,ProfessorLikeptsilentforamoment,____ontheaudiencebelow.A.hereyesfixedB.andhereyesfixedC.andhereyesfixingD.hereyesfixing8.____everythingintoconsideration,theresultisbetterthan_____.A.Taking:expectedB.Taken:expectedC.Totake:expectingD.Taking:expecting9.Havingtakenourseats,________.A.theprofessorbeganthelecture.B.thelecturebeganinnotimeC.wewereattractedbythelectureimmediatelyD.thebellannouncedthebeginningofthelecture. 10.Sitdown,Emma,Youwillonlymakeyourselfmoretired,____onyourfeet.A.tokeepB.keepingC.havingkeptD.tohavekept
