动词-ing形式作主语和宾语I.WarmingUpHaveyoueverseenthesesigns?Parking,spitting,littering,smoking-ingforms我们常说的动名词是怎么回事?构成:意义:用法动词末尾加-ing形式动词的形式,名词的用法和意义动名词具有名词的性质,因此在句中可以作主语、宾语、表语、定语等。Helikeshisdog.Hisdoglikeshim.主语宾语代词名词主语宾语名词代词主语和宾语一般为名词或者代词。Whicharecorrect?我的兴趣是阅读。Myinterestisread.Myinterestisreading.阅读是我的兴趣。Readismyinterest.Readingismyinterest.3.动词能否做主语?动词能否做宾语?•动词不能做主语或宾语。•动名词能做主语或者宾语。总结一、动名词做主语welcometousethesePowerPointtemplates,NewContentdesign,10yearsexperience1.V-ing作主语直接置于句首2.V-ing做主语置于句末,用it做形式主语3.常用V-ing形式做主语的句型4.V-ing形式和todo不定式做主语时的区别用动名词完成下列句子。1.ishishobby.(唱歌)Singing2.isthebestwaytoloseweight.(做运动)Doingexercise3.isawasteoftime.(玩电脑游戏)Playingcomputergames4.isdangerous.(开车开得太快)DrivingtoofastWhat’sincommon?Dancingistheirhobby.Doingexerciseisagoodwaytoloseweight.Drivingtoofastisdangerous.1.作主语。2.谓语动词用。动词-ing单数动名词做主语往往表示经常性、习惯性的动作,不定式则通常表示具体的动作(指句中有具体的时间、频率、地点、方式状语)Singingismyhobby,andtosingonmyfriend‘sbirthdaypartyismydream.唱歌是我的爱好,在朋友的生日宴会上唱歌是我的梦想。singing表示泛指行为唱歌tosing表示特指动作唱歌onmyfriend'sbirthdayparty具体的时间状语动词-ing形式的否定形式是在其前面加not。如:没有刷牙让她闻起来很臭。Notcleaningherteethmadehersmellbad.1.______________________________(没有完成作业)makeshimupset.Notfinishinghishomework【即时练习】2.madeherparentsworried.(没有按时回家)Notcominghomeintime和不定式做主语一样,动名词做主语也可以用it作形式主语,用形容词或名词作表语。即常用itbe+adj/n.+doingsthEg:Itisnousewaitinghere.在这儿等是没用的。(It为形式主语,waitinghere为真正的主语)waitinghereisnouse.V-ing做主语置于句末,用____做形式主语itItisnousesayingsuchathing.说这样的话没用Itis/wasworth/worthwhiledoing做……是值得的•Itisworth/worthwhile.(这部是电影值得看的)seeingthemovie•Itisworth/worthwhileseeingthemovie.(这部是电影不值得看的)hardly/notIt+is/was+awasteoftimedoing做……是浪费时间的Itisawasteoftime.(玩电脑游戏)playingcomputergamesThereisnodoing...无法……whatwillhappenbetweenthem.(无法知道)Thereisnoknowing归纳:常用-ing形式作主语的句型有:•Itis/wasnousedoing做…是没用的•Itis/wasworth/worthwhiledoing做…是值得的•Itis/washardlyworthdoing做…不值得•Itis/wasawasteoftimedoing做…是浪费时间的•Thereisnodoing...无法…①动名词在______直接做主语②It在句首做形式主语,而________在后面做真正的逻辑上主语③______________________句首动名词短语Therebe+no+动名词根据汉语提示,完成句子。1.(像这样谈话没有用。)isnouse_____________.talkinglikethis2._____________(大声朗读)inthelibraryisabadhabit.ReadingaloudIt-WhatdoyouthinkmadeMarysoupset?-__________hernewbicycle.A.AsshelostB.LostC.LosingD.Becauseoflosing完整答句:LosinghernewbicyclemadeMaryveryupset.(注意,本题易误选D,becauseof是一个介词词组,后面加的是名词,代词,动名词和what引导的从句。)II.V-ingasobject动词的ing形式作宾语1.作动词+介词构成的短语的宾语Icangettiredof________(look)atpicturesallthetime.Iamlookingforwardto_______(see)youagain.Hewillgiveup_________﹙smoke﹚.seeinglookingsmoking后面常接动词–ing形式作宾语的常用短语有?(1)喜欢,(2)花(时间、金钱)做……(3)忙于做……(4)梦想,梦见(5)值得….(6)在……有困难befondofspend…(in)bebusy(in)dreamofbeworthhavedifficulty(in)作及物动词的宾语(1)有些动词后只能接动名词作宾语,常用的有:admit,avoid,enjoy,escape,finish,forgive,mind,suggest,imagine,advise,allow,appreciate(感激),,consider(考虑),delay(拖延),forbid(禁止),keep,permit,practise,risk,等常跟动词ing作宾语的动词歌诀:consider,suggest/advise,lookforwardto,excuse,pardonadmit,delay/putoff,fancyavoid,miss,keep/keepon,practisedeny,finish,stop,enjoy/appreciatecan’thelp,mind,allow/permit,escapeforbid,risk,imagine承认推迟没得想,避免错过继续练,否认完成停能赏,不禁介意准逃亡,不准冒险凭想象。考虑建议盼原谅,注:need,require,want作“需要”解时,后接动词-ing形式作宾语,可以用主动形式表示被动意义,相当于tobedone。Theradioneeds/requires/wants____________________________(repair).repairing/toberepaired【即时练习】1.花需要被浇水了。Theflowersneed/require/wantwatering.Theflowersneed/require/wanttobewatered.=2.房间需要被打扫了。Theroomneeds/requires/wantscleaning.=Theroomneeds/requires/wantstobecleaned.注意:有些动词或短语动词后可接动名词又可接不定式,但意义不同。Iliketorunnow.(现在想跑)Ilikerunning.(一向喜欢)goondoinggoontodomeandoingmeantodostopdoingstoptodo继续做原来做的事j接着做另一件事意味着要做某事想要做某事停止做某事停下来开始做别的事trydoing试着做某事trytodo努力做某事beusedtodoing习惯于做某事beusedtodo被用来做某事forgetdoing忘记做过某事forgettodo忘记去做某事既跟动词ing又接不定式作宾语的动词歌诀:双方一旦开始,不论喜欢与否,都得继续下去。不管记住与否,努力打算停止,后悔三个需要。begin,start,like,prefer,hate,dislike,continue.remember,forget,try,mean,stop,regret,want,need,requireGroup1Group2Let'shaveacompetionExercise该比赛分为男女生两组,为抢答模式,率先起立并回答正确者既可为自己队伍加分!1.________(collect)stampsishishobby.集邮是他的业余爱好。2.Itwasawasteoftime_____(read)thatbook.读那本书是浪费时间。3.Isitworthwhile_______(quarrel)withher?和她吵架值得吗?4.Therewasno______(know)whathecoulddo.他能做什么很难说。5.Wouldyoumind______(open)thewindow?你介意打开窗户吗?Collectingreadingquarrellingknowingopening动名词做主语It做形式主语,动名词为真正主语It做形式主语,动名词为真正主语Thereisnodoing结构及物动词后面跟动名词做宾语6.Thegirlpractices_______(play)violineveryevening.那个姑娘每晚练习拉小提琴。7.Sincethen,hehasdevotedhislifeto______(find)waystogrowmoreandmorerice.一直以来他都在致力于寻找生产更多水稻的发法。8.Ifounditpleasant_________(walk)alongtheriveraftersupper.我发现饭后在河边散步是及其美妙的。9.Welookforwardto________(study)inuniversity.我们盼望在大学里面学习。playingfindingwalkingstudying及物动词加动名词做宾语动词词组加动名词做宾语It做形式宾语,真正的宾语为动名词动词词组加动名词做宾语Congratulations!棒!TranslatethefollowingsentencesintoChinese.1.LearningEnglishisveryinteresting.学习英语非常有趣。2.Smokingmaycausecancer.吸烟会致癌。Exercise3.Canyouimaginelivingaloneonanisland?你能想象单独生活在一个岛上么?4.Isuggestbringingthemeetingtoanend.我建议结束会议。5.Headmittedtakingthemoney.他承认钱是他拿的。6.Itisworthwhilespendingmuchmoneyoneducation.在教育上多花钱是值得的。关于动名词,你掌握了吗?勤动脑,齐归纳形式构成:v+ing意义及功能:1.动名词做主语(动名词做主语往往表示经常性、习惯性的动作。此时,谓语动词用单数形式)动名词做主语有