一ing作主语或宾语.ppt

,The use of the-ing form,一、ing 作主语或宾语,1作主语 直接置于句首1)捉弄别人是我们万万不能干的.Playing tricks on others is something we should never do2)学习新单词对我来说非常重要。Learning new words is very important for me3)说比做容易。Talking is easier than doing.,用形式主语it，把真正的主语ing形式移置句尾。但这种句子形式有一定的限制，作表语的只能是某些形容词或少数名词。和夏洛克争辩是没有什么用的。It is useless trying to argue with Shylock这事值得去做。Its worth making the effort想再解释一次有好处吗?Is it any good trying to explain?跟你在一起工作是令人愉快的。It is pleasant working with you,在there be no结构中作主语 这种结构的意思相当于“It is impossible to do”。若要人不知，除非己莫为。There is no hiding of evil but not to do it这种事开不得玩笑。Here is no joking about such matter.无法知道他什么时候离开 There was no knowing when he would leave.,注意：-ing与不定式的比较：-ing表示的动作通常是一个泛指的动作，不定式则通常表示具体的动作。我喜欢看书，但是我现在想看电影。I like，but now I like.,reading,to see a film,归纳：常用-ing形式作主语的句型有：It+be+a waste of time doing 做、是浪费时间的It is/was no good/use doing 做、是没益/用处的It is/was hardly/scarcely worth doing 做、不值得It is/was worth/worthwhile doing 做、是值得的There is no doing 无法、，不允许、,There is no sense in doing 做、没有道理There is/was no use doing 干、无意义 There is/was nothing worse than doing 没有比、更糟的There is/was no point doing 干、无意义我们不知道要去哪儿。There was no knowing where we would go.做这件傻事毫无意义。There is no point doing such a silly thing.,注意：There is no need to do sth 干、没必要，在此句式中to do 不可换为doing.没有必要告诉她。There is no need to tell her.注意：-ing的逻辑主语由形容词性物主代词和名词所有格构成。我姐姐病了，使我很担心。My sisters being ill made we worried.你正确未必就意味着我错了。Your being right doesnt necessarily mean my being wrong.,2、用作宾语只能后接动名词作宾语的动词，常见的有avoid，consider，enjoy，keep，finish，suggest，dislike，delay，escape，cannot help，imagine，mind，miss，practise，cannot stand,excuse，fancy，give up，put off，risk等。如：我不能不去。I cant avoid going你是否考虑过找一位挚友?Have you considered looking for one special friend?,既可接动名词又可接不定式作宾语的动词，常见的有：begin，start，continue，like，love，prefer，by，mean，forget，remember，hate等。A在like，love，hate，prefer等动词之后，用-ing或不定式意义上没有什么不同，只是侧重点有些不同，动名词表示泛指的动作，不定式表示具体的一次性动作。B在begin/start，continue之后，用动名词和不定式，意义无甚区别，尤其是当主语是人的时候。,3作介词宾语下列短语中的to都是介词，所以后面跟名词或-ing形式：devote to，object to，pay attention to，get down to，lead to,look forward to，stick to，be used to等,【考例】,Lets have a rest Not nowI dont want to stop _ yet（MET 1985）A.study B.to study C.for studying D.studying,解析：stop studying意为“停止学习”。,Let me tell you something about the journalists Dont you remember _ me the story yesterday？（1999上海高考题）A.told B.telling C.to tell D.to have told,解析:remember telling me意为“记得曾经告诉过我”。,1.It took the workmen only two hours to finish _ my car.A.repairing B.repair C.to repair D.repaired,Exercise,2.Have you forgotten _$1000 from me last month?Will you please remember _ it tomorrow?A.borrowing;to bring B.to borrow;bring C.borrowed;bringing D.borrowing;bringing,3.The classroom wants _.A.clean B.cleaned C.to clean D.cleaning4.Jack said that he wouldnt mind _ for us.A.to wait B.wait C.waiting D.waited,5.My brother keeps _ me with my work.A.to help B.help C.helping D.helped6.We should often practise _ English with each other.A.to speak B.spoke C.speak D.speaking,7.Keep on _ and you will succeed.A.a try B.try C.tried D.trying8.His parents insist on _ to college.A.he should go B.he go C.his going D.him to go,9.The story was so funny that we _.A.couldnt help laugh B.cant but laugh C.couldnt help laughing D.couldnt help but to laugh,10.Though it sounds a bit too dear(昂贵),it is worth _.A.being bought B.buying C.to buy D.buying it11.He devoted his life to _ the atomic theory.A.study B.be studied C.studying D.have studied,12.We are both looking forward to _ next week.A.going on vocation(休假)B.go on vocation C.be going on vocation D.have gone on vocation,13.You must pay attention to _ the works of Lu Xun.A.read B.reading C.reader D.be read14.You should work tonight instead of _ TV.A.to watch B.you watching C.you watch D.watching,15.The microscope is used for_ minute(微小的)objects.A.examining B.being examined C.examined D.examine16.Mike has got used _ up late at night.A.to stay B.stay C.to staying D.staying,17.Once the heart stops _,death follows at once.A.beating B.to beat C.being beaten D.to be beating18.We are now busy _ for the examination.A.to prepare B.preparing C.prepared D.being prepared,19.I remembered _ this person somewhere before.A.seeing B.having been seen C.seen D.to see20.I regret _ that to her.A.having said B.to have said C.to say D.X,21.The patient must be separated to avoid(避免)_ others.A.being infected(感染)B.infecting C.to infect D.infected22.Your clothes need _.A.washed B.to be washed C.to wash D.being washed,23._ provides us with essential nutrients(营养),while _ provides us with oxygen.A.To eat;breathing B.Eating;to breathe C.Eating;breathing D.Eaten;breathed,24.He attended the party without_.A.invited B.inviting C.having invited D.being invited25.By _,water can be changed into gas.A.heating B.being heated C.having heated D.heated,26.On land many objects prevent sound _ very far.A.to travel B.travel C.from travelling D.to travelling27.She returned home only to find the door open and something_.A.missed B.to be missing C.missing D.to be missed,28.Remember_ the newspaper when you have finished it.A.putting back B.put back C.to put back D.be put back 29.Writing stories and articles_ what I enjoy most.A.is B.are C.was D.were,30.He was afraid _for being late.A.of seeing B.of being seen C.to be seen D.to have seen,