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1、 Unit3 Under the sea-学案Part III Grammar 被动语态（二） v-ing的被动语态一. 回顾v-ing的形式 语态时态主动形式被动形式一般式完成式 V-ing 可作主语、宾语、表语 、 定语、状语和宾语补足语，但不能单独作谓语。二 v-ing的用法1.作主语 Swimming is good for health. _ (raise) your hat to a lady is good manners . 对一位女士脱帽致敬是礼貌的。 _ (kill) by sharks in the sea is a common thing . Its no use (
2、good) doing sth Its a waste of time doing sth It is no use crying over spilt milk. 覆水难收。 It is a waste of time _ (talk) to him . It is important for me _ (learn) English . Exercises 1 (1)_ the exam will disappoint your parents. A. You failing B. Your failing C. You fail D. You to fail. （2). I dont t
3、hink its much good _ to him. A. writing B. to write C. write D. written (3). _ the same mistake again made his parents very angry. （他犯同一个错误） (4).It is no use _ without _. （光说不做是没用的。） 2. 作表语 Teaching is learning. 教学相长 My hobby is _ (make) model planes. (making ) What worried the child most was _ to v
4、isit his mother in the hospital . A his not allowing B his not being allowing C his being allowed D having not been allowed 注意一Playing with fire is dangerous. To play with fire will be dangerous.动名词作主语表示_多次行为， 不定式作主语往往表示_的动作。 To see is to believe. = Seeing is believing. V-ing形式和不定式同时作主语和表语其前后形式要_ 3.
5、作宾语 V-ing 形式既可作动词的宾语, 也可作介词的宾语。 We would appreciate hearing from you我们会珍惜你的来信。 The bird escaped _ (catch) . I feel like _ (join) the army. He was afraid of _ (abandon) by us. 注意：在 avoid, admit, appreciate, consider, delay, enjoy, escape, excuse, finish, forgive, imagine, mind, miss, practise, risk,
6、suggest, give up, put off, feel like, insist on , instead of, look forward to, object to, keep on等后只接V-ing形式作宾语。注意二在want，need，require, deserve (值得）等动词之后作宾语时，常用动名词的主动式表示被动意义。want/need/require doing =want/need/require to be doneThe problem requires_.这个问题需要认真研究。The trees want _.这些树需要浇水了。在（be）worth后面只能用
7、动名词的主动形式来表示被动意义。His suggestion is worth considering.The book is worth_.allow，advise，forbid，permit doing sth allow, advise, forbid, permit sb to do sthWe dont _here. (不许吸烟)We dont_here. (不许学生吸烟)Exercises 2(1)The thief entered the room without _. A. noticing B. being noticed C. having noticed D. havin
8、g been noticed(2) The sentence wants _ once more. A. to explain B. explaining C. being explained D. to be explained it(3) When he heard the big noise, Tom stopped _(read) and _ (go) to the window to see what was happening. (4) I am busy _ (prepare) for the entrance examination, so I cant help _ (do)
9、 housework at home. 4. 作定语 The girl standing there is my sister . This is a piece of _(surprise) news . The problem_ (discuss) now is very important. The farmers _ (work) in the fields are tired . 5. 作状语 Hearing he good news , he jumped with joy . He sat at the table , _ (read) China Daily . _ ( wor
10、k ) hard , you will succeed .6. 作宾语补足语: I saw people coming and going in the street . I heard her _ (sing) a song in her room. Youll find the topic _ (discuss) everywhere now. 7.- V-ing 一般式和一般式的被动形式;1) He hurried home , looking behind from time to time . _2) The building being repaired is our dormit
11、ory. _练一练：（1）George didnt like _.（被嘲笑）（2）I could see he was terrified of _by us.（被抛弃） - V-ing 的完成式和完成式的被动形式 3) Having lit a candle , she went out. _4) Having been given such a good chance , you should catch it. _参观了图书馆之后，我们又去了实验室。_, we went to the lab.你记得十岁的时候曾被带去北京吗？Do you remember _ at the age of
12、ten?Exercises 3Fill in the blanks :1. _ (turn) to the right , you will find the place you want .2. _ (ask) to put on performance , she refused .3. _ (finish) his work , Henry went home .4. _ (learn) new words is useful.5._ badly_ (wound), the whale soon died.6. James was afraid of _ (attack) by shar
13、ks.7.The children enjoy_(take) to the aquarium.8.Anemone fish hide in the coral to avoid _ (catch)9. I didnt mind _ (leave) at home .10. The house wants _ (clean).11. He came in without _ (ask).12. _ (show) around the library , we were taken to see the lab.13. He disliked _ (interrupt) in his experiment .14. _ (not, receive) an answer , I wrote to him again .15. _ (give) such a good chance , you should catch it 将下列句子翻译成英语。1. 他受不了别人那样开他的玩_2. 告诉过这个男孩几次，最终他明白了。_