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1、Have you ever seen these signs?Parking, spitting, littering, smoking-ing forms讨论动词讨论动词 ing形式在句子中充当的成分形式在句子中充当的成分.1. Playing with fire is dangerous. 2. Have you finished reading the book?3. His work is teaching English.4. They entered the theatre, talking and laughing.5. The man sitting by the window
2、 is our teacher.6.I saw some children playing on the playground.主语主语宾语宾语表语表语状语状语定语定语宾语补足语宾语补足语V-ingV-ing用作主语、宾语、表用作主语、宾语、表语语 1. is their hobby.(跳舞跳舞)Dancing一一. 动词的动词的ing形式作主语形式作主语2. is the best way to lose weight.(做做运动运动)Doing exercise 3. is his dream. (像鸟一样飞像鸟一样飞)Flying like a bird Whats in common?
3、Dancing is their hobby.Doing exercise is a good way to lose weight.Flying like a bird is his dream.1. 作主语，位于作主语，位于_。 2.谓语动词用谓语动词用 。动词动词-ing单数单数句首句首2.用用it作作形式主语，把真正的主语形式主语，把真正的主语ing形式移置句尾形式移置句尾 常用于下列句型中常用于下列句型中：It is no use/good doing sth It is/was worthwhile doing It is/was a waste of time doing It
4、is pleasant/useless doing Finish the sentences below.The wolf always dreams of _ (捉捉)sheep.dream of catching二、动词的二、动词的ing形式作宾语形式作宾语My sister enjoys_ （站）（站）alone on the seashore. standing1.作一些由作一些由“动词动词+介词构介词构成的动词短语成的动词短语”的宾语的宾语2.作一些及物动词的宾语作一些及物动词的宾语1.The wolf always dreams of catching sheep.2.My sis
5、ter enjoys standing on the seashore(1)(1)喜欢喜欢 , ,(2)(2)花花( (时间、金钱时间、金钱) )做做(3)(3)忙于做忙于做(4)(4)梦想，梦想， 梦见梦见(5)(5)值得值得. .(6)(6)在在有困难有困难be fond of doing sthspend(in ) doing sthbe busy (in) doing sthdream of doing sthbe worth doing sthhave difficulty (in) doing1.作作 动词动词+介词介词 构成的短语的宾语构成的短语的宾语后面常接动词后面常接动词 i
6、ng 作宾语的常用短语有：作宾语的常用短语有： 2. 作作及物动词的宾语及物动词的宾语（1）有些动词后）有些动词后只能接只能接动名词动名词作宾语，作宾语，常用的有：常用的有： admit, appreciate, avoid, consider, enjoy, escape, finish, forgive, mind, suggest, imagine .常跟动词常跟动词ing作宾语的动词歌诀作宾语的动词歌诀:考虑建议盼原谅，考虑建议盼原谅，承认推迟得想象，承认推迟得想象，避免错过继续练，避免错过继续练，否认完成停欣赏，否认完成停欣赏，不禁介意准逃亡，不禁介意准逃亡，不准冒险凭想象。不准冒险
7、凭想象。consider, suggest / advise, look forward to, excuse, pardon admit, delay / put off, fancy avoid, miss, keep /keep on, practise deny, finish, stop, enjoy / appreciate cant help, mind, allow/ permit, escape forbid, risk, imagine go on to dogo on doing接着做（另一件事）接着做（另一件事）继续做（同一件事）继续做（同一件事）stop to dos
8、top doing停下来去做另外的事停下来去做另外的事停止做某事停止做某事remember to doremember doing记住要做某事记住要做某事记得曾做过某事记得曾做过某事1）2）3）3. “There is + no”后可以用动词后可以用动词-ing形式形式作主语，表示作主语，表示“没法没法”。There is no sense in doing 做做没有道理没有道理There is/was nothing worse than doing 没有比没有比更糟的更糟的There is/was no point doing 干干无意义无意义Exercise 1Translate the
9、 following sentences into English.1.1.学习英语非常有趣。学习英语非常有趣。2.吸烟会致癌。吸烟会致癌。3. 你能想象单独生活在一个岛上么？你能想象单独生活在一个岛上么？Learning English is very interesting. Smoking may cause cancer.Can you imagine living alone on an island?4.他承认钱是他拿的。他承认钱是他拿的。5. 在教育上多花钱是值得的在教育上多花钱是值得的.He admitted taking the money.It is worthwhile
10、spending much money on education.suggest 建议建议dislike 不喜不喜欢欢finish 完成完成enjoy喜欢喜欢 consider考虑考虑 hate 讨厌讨厌 mind 介意介意 practice练习练习be fond of 喜欢喜欢 spend(in ) 花花(时间、金钱时间、金钱)做做be busy (in) 忙于做忙于做dream of 梦想，梦想， 梦见梦见be interested in 对什么感兴趣对什么感兴趣look forward to 期望、盼望期望、盼望have difficulty in 在在有困难有困难preventfrom
11、 阻止阻止做某事做某事insist on 坚持坚持Make sentences to talk about one of your classmates, using the verbs and phrases.play a game : Share SecretsGame Game rules: 1. Make one or two sentences to talk about one of your classmates. 2. Use the verbs and phrases I give you. 3.The students mentioned by others will st
12、and up and make another sentence. Chen Huan likes listening to music.3.V-ing 作表语作表语 :(1)v-ing 做表语的两种不同含义：做表语的两种不同含义： -ing作表语可以表示主语的内容是什么。这时它是动名词作表语可以表示主语的内容是什么。这时它是动名词,动名词做表动名词做表语时语时,表语和主语常可互换位置表语和主语常可互换位置 His duty is cleaning the playground= Cleaning the play- ground is his duty. 他的职责是打扫操场的卫生他的职责是打
13、扫操场的卫生. His hobby is collecting stamps. 他的爱好是收集邮票。他的爱好是收集邮票。-ing作表语还可以表示主语所具有的特征、性质。这时它是现在作表语还可以表示主语所具有的特征、性质。这时它是现在分词分词, 现在分词做表语时现在分词做表语时, 主语和表语不能互换主语和表语不能互换The story is moving. 这个故事很感人这个故事很感人. The problem is quite puzzling. 这个问题很令人困惑。这个问题很令人困惑。(2) 句子的主语和表语要一致句子的主语和表语要一致: 即表语是即表语是v-ing,主语也用主语也用v-in
14、g; 主主语是不定式语是不定式,表语也用不定式表语也用不定式.眼见为实眼见为实.Seeing is believing. To see is to believe.3) v-ing 形式做表语时形式做表语时,不可与进行时态混淆不可与进行时态混淆. He is collecting stamps. (现在进行时态现在进行时态) 他正在集邮。他正在集邮。 his hobby is collecting stamps.(v-ing) 他爱好集邮。他爱好集邮。She was washing clothes. （进行时）（进行时） 她正在洗衣服。她正在洗衣服。 Her job was washing c
15、lothes.（v-ing） 她的工作是洗衣服。她的工作是洗衣服。现在进行时表动作此刻正在发生，是由主语发出的动作；现在进行时表动作此刻正在发生，是由主语发出的动作； v-ing 说明主语的性质，用途，说明主语的性质，用途， 特征。特征。Practice为了梦想而努力学习是有意义的。1.Studying hard for our dreams is meaningful. 听到这个不好的消息使他哭泣。2.Hearing the bad news made him cry. 在他来之前，我已经读完整本书了。3.Before he came , Id finished reading the wh
16、ole book. 我们正在考虑去远足。4.We are considering going hiking.我希望你不介意我看你的报纸。5.I hope you dont mind my looking at your newspaper.单句改错单句改错1.When a mans heart stops beat, he dies. 2.He spent a lot of money to buy books and magazines.3.She went out without say good-bye to us.4. You must never cross the street w
17、ithout wait for the light to turn green. Teaching English1. _(be )my job, so I spend much time everyday 2._(learn) with my students. 3._(help) my students to improve their English is my duty. First of all, It is no use only 4._ (memorize) the words but not to use them. Therefore, I advice my student
18、s read more and practice more. In addition, 5._(read) is important in learning a language. Students should avoid 6._(make) the same mistakes. 7._(Write) down the new words you meet is a good habit. 8._(be) a teacher is an honour for me. Generally speaking, keep9._(practice) is 10._(reward).Review what we have learned today.