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1、Unit3 Under the Sea -grammer教案2012-2-29 时九娥Teaching aims:Sum up the usages of The ing passive formTeaching important points:1. The usages of the The ing passive form2. The special characteristics of the The ing passive formTeaching methods:Explanation and inductive methods to make the students maste
2、r the usages of The The ing passive form Teaching aids1. exercise paper2. the blackboard.Teaching steps Step1 (一) 现在分词（ing-形式）的构成V-ing 形式由 “doing” 构成，其否定形式是 “not doing”, V-ing 可以带宾语或状语构成 V-ing 短语，没有人称和数的变化，但有时态和语态的变化。语态时态主动语态被动语态一般式not) doing(not) being done完成式(not)having done(not)having been done二:
3、 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。V-ing 形式表示的动作与主要动词同时发生或发生在主要动词之后，用其一般式; V-ing 形式，表示的动作在主要动词之前发生，用其完成时，在具体应用中也常以一般式代替完成式。现在分词的被动形式1 动词-ing的被动式的构成 (1)一般被动式： being+过去分词 (2)完成被动式 having been+过去分词2动词-ing的被动式的用法 (1)动词-ing的一般被动式表示与其逻辑主语为被动关系；作主语和宾语时无固定的时态意义，作定语和补足语时表示正在进行或与谓语动词的动作同时发生。 (2)动词-ing的完成
4、被动式表示与其逻辑主语为被动关系，也表示其动作发生在谓语动词的动作之前。(1) 作主语 Being offered such a job was good luck 被给予这样一份工作是好运气。 Being killed in traffic accidents is a common occurrence 交通事故导致死亡是常有的事。 Being selected Chairman of the party made him feel proud 被选为主席，他很自豪。 3动词 -ing的被动式的句法功能(2)作宾语He dislikes being interrupted in his e
5、xperiment 他不喜欢在做实验时被人打扰。They couldnt stand being treated like that 他们不能忍受别人那样对待他们。 She doesnt remember having ever been given a chance to go abroad 她不记得曾给过她出国的机会。I heard of his having been chosen to be the coach of the team 我听说他被选为该队的教练了。Some of our customers complained of having been treated rudely
6、 我们的一些顾客抱怨受到粗鲁的对待。注意：在want，need，deserve，require,等动词及形容词worth后，习惯用动词-ing的主动形式表示被动意义，相当于“to be done。如： The house wants cleaning这房屋需要打扫。 My watch needs repairing我的手表需要修理。The way deserves mentioning这个方法值得一提。 These young trees will require looking after carefully这些小树需要细心照顾。 The film is worth seeing这部影片值得
7、一看。(3) 作定语 The building being repaired is dormitory The questions being discussed are of great importance That building being repaired is our library. He asked who was the man being operated on. (4) 作宾语补足语 I often watch the trucks being loaded with coal I saw him being taken away by the police One c
8、ould hear all kinds of things being discussed there Youll find the topic being discussed everywhere. (5)作状语 Having been warned about typhoon，the fishermen sailed for the nearest harbour 听到台风警报，渔民们便驾船向最近的港口驶去。 Having been asked to stay，I couldt very well leave 人家请我留下，我就不好意思离开了。 Having been given such
9、 a good chance how could you let it slip away? 人家给了你这样一个好机会，你怎能轻易放过? Step 2. Practice in class一1. - What made Bill so angry? - _. His girl friend promised to come at 8:30, but she hasnt come yet. A. Having kept waitin B. Being kept waitin C. To be kept waitin D. Being kept waited2. The building _ in
10、 our school is for us teachers. Though theres noise most of the day, we still feel happy about it. A. built B. having been built C. to be built D. being built3. The squirrel was lucky that it just missed _. A. catching B. to be caught C. being caught D. to catch4. While shopping, people sometimes ca
11、nt help _ into buying something they dont really need. A. to persuaded B. persuading C. being persuaded D. be persuaded 5. _ many times, the boy still didnt know how to do the exercises. A. Having taught B. Having been taught C. taught D. Teaching 6. _ the whole story, Jane decided not to see the fi
12、lm. A. Having been toldB. Having told C. Been toldD. Telling 二Fill in the blanks :1._ (turn) to the right , you will 2. _ (ask) to put on performance , she refused .3. _ (finish) his work , Henry went home .4. _ (learn) new words is useful.5. He disliked _ (interrupt)6. I apologize for _7. _ (not, receive) an answer , I wrote to him again .8. _ (give) such a good chance , you should catch it .9. I didnt mind _ (leave)at home .10. The house wants _ (clean).三巩固练习：on papersAnswers: ACDBD BDACB DABCA DBCAD Step 3. HomeworkDo ex.1.2.3 O
