山东省新泰市第二中学高中英语 模块七 unit2语法 语法课中探究案模板 新人教版选修7.doc

1、山东省新泰市第二中学高中英语模块七 unit2语法 语法课中探究案模板一、 检查反馈，导入新课。填表格，复习回顾基本时态动作时间一般进行完成现在doam/is/are doing 过去did had done将来 二、目标定位，确定重点。1. 理解并掌握各种时态的被动形式2. 理解并掌握不定式的被动形式三、自主探究，教师点拨。 填表，掌握关于基本时态的被动形式动作时间一般进行完成现在被动形式am/is/are done am/is/are being donehave/has been done过去被动形式 将来被动形式will be done/ 四、尝试演练，合作解疑。不定式有时态和语态的变

2、化，时态共四种，即一般式、完成式、进行式和完成进行式。语态分为主动语态和被动语态，如下表所示。语态 时态主动语态被动语态一般式 to do 完成式 to have done 进行式 to be doing/完成进行式 to have been doing/（一）当不定式的逻辑主语是不定式所表示的动作的承受者时，不定式一般要采用被动形式。 不定式的被动形式有下列用法1作主语： It is an honor for me to be asked to speak here.2作宾语： She asked to be sent to work in Xinjiang.3构成复合宾语： He want

3、ed the letter to be typed at once. She didnt like herself to be praised like that.4构成复合谓语： The books are not allowed to be taken out of the room.5作定语： Are you going to the meeting to be held in the teachers office?6作状语： She was too young to be assigned such work.（二）不定式有时还可以有完成式的被动式，在句中作主语、宾语、定语，或者构成

4、复合宾语、复合谓语等，如：It is a good thing for him to have been criticized.（ ）She preferred to have been given heavier work to do. ( )He thought it an honor to have been invited to the party. （复合宾语）The book is said to have been translated into many languages. （复合谓语）She was the first woman to have been elected

5、to such a post. （ ） （三）不定式的主动形式表示被动1在there be结构中。例如：There is a lot of homework to do(也可用to be done) There is no time to lose (to be lost).2在“npron + be + adj + to do”结构中。常用的形容词有easy，difficult，hard，impossible，nice，pleasant，light，heavy，interesting，important，expensive，cheap， fit， dangerous等。例如：He is ha

6、rd to convince.He is an impossible person to work with2. 在“tooto do; enoughto”结构中。例如：The problem is too difficult to work out (to be worked out)The house is big enough to live in.4在“with+n+to do”结构中。例如：With nothing to do，he lay in bedWith so many exercises to do，I cant go to the cinema5当不定式的逻辑主语在句中出

7、现时。例如： I have a letter to type today (I是to type的逻辑主语) Do you have anything to say? (you是to say的逻辑主语)6当不定式隐含在for sb to do结构中时。例如：This is the best book to read (=for usyou to read)The important thing to do is to lock the door when we leave the house7一些作表语用的不定式的主动形式。常见的这类动词有let(出租)，rent，hire，blame等。例如：

8、The house is to let I felt l was to blame.动词不定式主动语态形式的使用要比被动语态形式的使用普遍，有时（尤其在口语中）虽然意思上是被动的，也往往用主动语态形式来表示。I have three motors to repair today.The task is difficult to finish on time.五、当堂检测，拓展延伸。1.The purpose of new technologies is to make life easier _ it more difficult. A. not make B. not to make C.

9、not making D. do not make 2. Ive worked with children before, so I know what _ in my new job. A. expected B. to expect C. to be expecting D. expects3. Having a trip abroad is certainly good for the old couples but it remains _ whether they will enjoy it. A. to see B. seen C. seeing D. to be seen 4.

10、Allen had to call a taxi because the box was _ to carry all the way home. A. much too heavy B. too much heavy C. heavy too much D. too heavy much5._late in the afternoon, Bob turned off the alarm. A. To sleep B. Sleeping C. Sleep D. Having sleep 6.With a lot of difficult problems _,the newly-elected

11、 president is having a hard time. A. settled B. settling C. to settle D. being settled7. She will tell us why she feels so strongly that each of us has a role _in making the earth a better place to live. A. to have played B. to play C. to be played D. to be playing8. In order to gain a bigger share

12、in the international market, many companies are trying _their products more competitive. A. to make B. making C. to have made D. having made9. The pupils here_ all kinds of exercises every day in the past four weeks. A. kept busy doing B. keep on doing C. have kept busy doing D. have been kept busy doing10. Visitors_ not to touch the exhibits. A. will request B. request C. are requesting D. are requested11. In some parts of the world, tea _ with milk and sugar. A. is serving B. is served C. serves D. served六、课堂小结，布置作业。 见课后巩固案