动词ing作主语和宾语ppt课件.ppt

Unit 2 Working the landLearning about LanguageLearning aims1. Talk about the -ing form as the subject and object. 2. Explain the usage of the -ing form as the subject and object correctly and freely.3. Enable Ss to master how to use the -ing form freely. LOVE -By John LennonLove is real; real is love. Love is _; _ love. Love is _ to be loved.Love is touch; touch is love. Love is _; _ love. Love is _ to be loved.Love is you, you and me. Love is _ we can be. Love is free; free is love. Love is _; _ love. Love is _ to be loved.Enjoy a songfeelingfeelingwantingreachingreachingaskingknowingleavingleavingneedingLeading-in现在分词与动名词的基本形现在分词与动名词的基本形式你知道吗？式你知道吗？那么简单，谁不知那么简单，谁不知道。是由动词末尾道。是由动词末尾加加 -ing 构成，因此构成，因此又叫动词的又叫动词的 -ing 形形式式，即即v.-ing。v.-ing千万要注意千万要注意v.-ing形式的规则！形式的规则！不能单独作谓语，没有人称和数不能单独作谓语，没有人称和数的变化，可以有自己的宾语和状的变化，可以有自己的宾语和状语。还有时态和语态的变化语。还有时态和语态的变化。 类别类别 及物动词及物动词形式形式主主 动动被被 动动一般式一般式 doing being done 完成式完成式 having done having been donev.-ing的时态和语态的时态和语态a reading room= a room for readingthe dancing girl=the girl who is dancing动词的动词的-ing 形式包括现在分词和动名词，在句中可形式包括现在分词和动名词，在句中可以作：以作： 主语、表语、宾语、补语、定语和状语。主语、表语、宾语、补语、定语和状语。Having sports is good for our health.Combine the two sentences by using “v-ing”.The woman is having lessons. She is my English teacher.The woman having lessons is my English teacher.Playing with fire is dangerous.表示一般或抽象的多次行为。表示一般或抽象的多次行为。Be careful! To play with fire will be dangerous.表示具体的或一次性的动作。表示具体的或一次性的动作。to do or v.-ing?动词动词-ing 作主语作主语1.动词动词-ing 形式作主语时，多表示经常性、习形式作主语时，多表示经常性、习惯性的动作，谓语动词多用单数形式。惯性的动作，谓语动词多用单数形式。2.形式主语形式主语it代替代替 -ing形式作主语的常见结构：形式作主语的常见结构：（1）It is +a waste of time doing 做做是浪费时间的是浪费时间的（2）It is +no (goodusefun)+ doing 做做没好处、没用、没意思没好处、没用、没意思（3）It is +adj. +doing sth. It is/feels funny doing sth.做某事（感觉）很滑稽做某事（感觉）很滑稽 It is useless doing sth. 做某事无用做某事无用 It s worthwhile doing sth.做某事是值得的做某事是值得的（4）There be + no + doing（joking/knowing）parking, spitting, littering, smoking-ing formsPlaying computer games is no good.=Its no good playing computer games._ the letter, John went to play basketball. (write)Having writtenWhat is the hens full- time job? Her full-time job is laying eggs.=Laying eggs is her full-time job.【高考链接高考链接】单句语法填空单句语法填空1.(2015安徽安徽高考高考)_(ignore) the difference between the two research findings will be one of the worst mistakes you make. Ignoring2.(2013福建高考福建高考) _(know) basic first-aid techniques will help you respond quickly to emergencies.Knowingv. -ing 作宾语作宾语 1. We should practise _ (speak) English every day.2. He devoted his life to _ (study) the wild animals.3. Missing the bus means _ (wait) for another two hours.speakingstudyingwaitingIm great!1.只接只接v.-ing作宾语的常见动词作宾语的常见动词avoid, miss, advise, finish, practise，enjoy, imagine, admit, deny, envy, escape, risk, excuse, stand, keep, mind等。等。【知识归纳知识归纳】2. 只接只接v. -ing作宾语的常见动词短语作宾语的常见动词短语insist on, object to, be good at, lead to, put off,give up, feel like, look forward to, devote to, be worth, get used to, pay attention to等。等。3. 动词或短语动词或短语forget, go on, mean, regret, remember, stop, try, be used to, cant help后跟动名词和跟不定后跟动名词和跟不定式式区别较大区别较大，需注意。，需注意。 forget, regret, remember后跟后跟动名词表示已经发动名词表示已经发生生的动作；后跟不的动作；后跟不定式表示将要发生定式表示将要发生的动作。的动作。 go on doing 继续做原来做的事继续做原来做的事go on to do 接着做另一件事接着做另一件事 mean doing 意味着要做某事意味着要做某事mean to do 想要做某事想要做某事 stop doing 停止做某事停止做某事stop to do 停下来（做别的事）停下来（做别的事）try doing 尝试着做某事尝试着做某事try to do 努力做某事努力做某事be used to doing 习惯于做某事习惯于做某事 be used to do 被用来做某事被用来做某事cant help doing 禁不住做某事禁不住做某事cant help （to）do 不能帮助做某事不能帮助做某事4. need/want/require/deserve doing sth.=need/want/require/deserve to be donee.g. My hair needs cutting.= My hair needs to be cut.【即学即练即学即练】单句语法填空单句语法填空1.It took the workmen only two hours to finish _ （repair) my car. repairing2. Have you forgotten _( borrow) $1,000 from me last month? Will you please remember _(bring) it tomorrow? 3. My brother keeps _(help) me with my work.4. We should often practise _(speak) English with each other. borrowingto bringhelpingspeaking1. If you can keep _(read) English newspapers, your English will be improved. 2. He has promised _(come) to my birthday party.3. I hate _(tell) lies!4. I will never forget _(go) to Beijing with him last summer. I forgot _(tell) her the news, so she knew nothing about it.readingto cometelling/to tellgoingto tellI.Complete these sentences.Class exercises5. Though it sounds a bit too dear, it is worth _(buy).6. We are both looking forward to _(go) on vacation next week.7. The story was so funny that we couldnt help _(laugh). 8.You must pay attention to _(read) the works of Lu Xun. 9. You should work tonight instead of _ (watch) TV. buyinggoingreadinglaughingwatchingHomework1.Read the text on Page 14.2.Finish all exercises on Page 49 and Page 50. Failure is the mother of success. Thomas Paine 失败乃成功之母。托马斯潘恩