高考英语语法不定式复习PPT学习教案

1、会计学1高考英语语法不定式复习高考英语语法不定式复习1.1.不定式的用法不定式的用法(1) 作主语eg.1) To see is to believe. 2) It is right to give up smoking.不定式短语作主语时，往往放在谓语之后，用不定式短语作主语时，往往放在谓语之后，用it 作形式主语作形式主语。(2) 作宾语 不定式短语作宾语时，如果还带有宾语补足语，往往把不定式不定式短语作宾语时，如果还带有宾语补足语，往往把不定式宾语放在宾语补足语之后，而用宾语放在宾语补足语之后，而用it 作形式宾语。作形式宾语。eg. 1) He wanted to go. 2) I f

2、ind it interesting to work with him.第1页/共14页(3) 作宾语补足语eg. He asked me to do the work with him.在在feel, hear, listen to, look at, notice, observe, see, watch, have, let, make 等词后的补足语中，不定式不带等词后的补足语中，不定式不带to。但。但 是这是这 些句子如果变成被动结构时，就必须带些句子如果变成被动结构时，就必须带to。Eg. I often hear him sing the song. He is often he

3、ard to sing the song. 注意 不定式动词在介词不定式动词在介词but, except, besides 后面时，如果这些后面时，如果这些介词之前有行为动词介词之前有行为动词do 的各种形式，那么，这些介词后的的各种形式，那么，这些介词后的不定式不带不定式不带to, 否则要带否则要带to。Eg.1) She could do nothing but cry.2) I have no choice but to go.第2页/共14页(4)作定语 Eg.I have some books for you to read.作定语的不定式如果是不及物动词，或者不定式所修饰作定语的不

4、定式如果是不及物动词，或者不定式所修饰的名词或代词是不定式动作的地点、工具等，不定式后面的名词或代词是不定式动作的地点、工具等，不定式后面须有相应的须有相应的介词介词。Eg. He is looking for a room to live in. There is nothing to worry about. Please give me a knife to cut with.但是，不定式所修饰的名词如果是但是，不定式所修饰的名词如果是time, place 或或way, 不定式后不定式后面的介词习惯上要省去。面的介词习惯上要省去。Eg. He had no money and no p

5、lace to live.注意 第3页/共14页当作定语的不定式所修饰的名词或代词是不定式动作的当作定语的不定式所修饰的名词或代词是不定式动作的 承受者时，不定式既可以用主动语态，也可用被动语态，承受者时，不定式既可以用主动语态，也可用被动语态， 但其含义有所不同。试比较：但其含义有所不同。试比较：A. Have you anything to send? B. Have you anything to be sent? (5) 作状语,表示目的、原因、结果或条件 Eg. I came here to see you. We were very excited to hear the news

6、. He hurried to the school to find nobody there. To look at him, you would like him. ( (目的目的) )( (原因原因) )( (结果结果) )( (条件条件) )第4页/共14页目的状语还可以用目的状语还可以用 in order to 或或 so as to来表示。来表示。 Eg. 1) In order to pass the exam, he worked very hard. 2) We ran all the way so as not to be late. 不定式也可在作表语用的形容词后面作状语

7、。不定式也可在作表语用的形容词后面作状语。 Eg. 1) I am very glad to hear it. 2) The question is difficult to answer. “too + 形容词或副词形容词或副词+不定式不定式”也作状语。也作状语。Eg. He is too old to do that. 另外句子中有另外句子中有enough 这个词时，常用不定式作状语。这个词时，常用不定式作状语。Eg. The room is big enough to hold us .(6)作表语。 Eg. My job is to help the patient.第5页/共14页2

8、.2.不定式的时态不定式的时态(1)不定式的一般形式所表示的动作，通常与谓语的动 作（状态）同时（或几乎同时）发生，或是在它之 后发生。Eg. I saw him go out .(2)如果谓语表示的动作（情况）发生时，不定式表示 的动作正在进行，这时不定式就要用进行式。 Eg. I am very glad to be working with you.(3)如果不定式的动作发生在谓语动词之前，就要用完 成式。Eg. Im sorry to have kept you waiting.第6页/共14页1.The purpose of new technologies is to make l

9、ife easier _ it more difficult. (MET99) A. not make B. not to make C. not making D. do not make 2. Ive worked with children before, so I know what _ in my new job. (MET2000) A. Expected B. to expect C. to be expecting D. expects3. Having a trip abroad is certainly good for the old couples but it rem

10、ains _ whether they will enjoy it. (MET2001) A. to see B. to be seen C. seeing D. seenPractice:第7页/共14页4. Charles Babbage is generally considered _the first computer. (MET1993) A. to invent B. inventing C. to have invented D. having invented5. Allen had to call a taxi because the box was _ to carry

11、all the way home. (MET2003) A. much too heavy B. too much heavy C. heavy too much D. too heavy much第8页/共14页6. The boy wanted to ride his bicycle in the street, but his mother told him _. (MET95) A. not to B. not to do C. not do it D. do not to7. Little Jim should love _ to the theatre this evening.

12、(MET 92) A. to be taken B. to take C. being taken D. taking8.There are five pairs _,but Im at a loss which to buy.(1999上海高考上海高考) A. to be chosen B. to choose from C. to choose D. for choosing第9页/共14页9._late in the afternoon, Bob turned off the alarm. (2001年北京春季高考年北京春季高考) A. To sleep B. Sleeping C. S

13、leep D. Having sleep 10.With a lot of difficult problems _,the newly-elected president is having a hard time.(2002年上海春季高考年上海春季高考) A. settled B. settling C. to settle D. being settled第10页/共14页11.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. (2003上海春季高考上海春季高考) A. to have played B. to play C. to be played D. to be playing12.In order to gain a