初中英语动词不定式完整课件PPT推荐.ppt

1、feelwarn,tell,allow,help,ask,force等等notice五感觉五感觉:I made him do his work.He was made to do his work（by me）.不定式用在介词不定式用在介词but,except,besides后时后时,如果这些介词前有行为动词如果这些介词前有行为动词do的的各种形式各种形式,那么介词后的不定式不带那么介词后的不定式不带to,相反则带相反则带to.（1）.She could do nothing but cry.（2）.I have no choice but to go.（3）.What do you like

2、 to do besides sleep.I have something to say.He has a lot of homework to do.He is looking for a room to live in.There is nothing to worry about.（5）.定语定语（如果不定式中的动词是不及物动词如果不定式中的动词是不及物动词,则不定式中要有介词则不定式中要有介词.）不定式作定语时，应放在不定式作定语时，应放在被修饰词的后面被修饰词的后面，而，而且放在其他后置定语之后。且放在其他后置定语之后。1.不定式做定语与所修饰的词之间有不定式做定语与所修饰的词之间有

3、三种三种关系：关系：（1）动宾关系动宾关系 I have a lot of work to do.我有很多工作要做。我有很多工作要做。（2）主谓关系主谓关系 He is always the first to come.他总是第一个来。他总是第一个来。（3）同位关系同位关系 We all have a chance to go to college.我们都有上大学的机会。我们都有上大学的机会。2.不定式所修饰的名词或代词是不定式动不定式所修饰的名词或代词是不定式动作的地点工具等，即使是及物动词，不定作的地点工具等，即使是及物动词，不定式后面仍须有式后面仍须有相应的介词相应的介词。3.不定式所修

4、饰的名词如果是不定式所修饰的名词如果是time,place或或way，不定式后面的不定式后面的介词习惯上要省去介词习惯上要省去。He had no money and no place to live.他没钱没地方住。他没钱没地方住。请给我一支写字的笔请给我一支写字的笔.Please give me a pen to write with.4.something,anything,nothing,everything等复合不定代词常用不定式做后置定语。等复合不定代词常用不定式做后置定语。注意比较：1.Do you have anything to send?你有什么东西你有什么东西要寄吗？（不

5、定式要寄吗？（不定式to send的动作执行者是的动作执行者是you）2.Do you have anything to be sent?你有什么要（我或别人）寄的东西吗？（不定式（不定式to be sent的动作执行者是已被省略的的动作执行者是已被省略的me或或someone else）I came here to see you.He got up early to catch the train.（6）状语状语in order to,so as to,enough to,only to,too.to.,（7）.独立结构独立结构to be frank,to be honest,to tel

6、l the truthTo tell the truth,I dont agree with you.关于小品词关于小品词to （1）.不定式中的动词上文已出现过不定式中的动词上文已出现过,下文要下文要 省略该动词省略该动词.eg:Would you like to go with me?Id like to.（2）.不定式是不定式是to be 结构结构,be 不可省不可省.eg:Would you like to be a teacher?Id like to be.不定式与疑问词不定式与疑问词who,which,when,how,what who,which,when,how,what 等

7、连用，在句中起名词作用，可充当主语、表等连用，在句中起名词作用，可充当主语、表语、宾语等。语、宾语等。He didnt know what to say.他不知道说什么。他不知道说什么。（宾语宾语）How to solve the problem is very important.如何解决这个问题很重要。如何解决这个问题很重要。（主语主语）My question is when to start.我的问题是什么时我的问题是什么时候开始。候开始。（表语表语）注意：注意：在与在与whywhy连用时，只用于连用时，只用于whywhy或或why notwhy not开头的简开头的简短疑问句中，后面紧

8、跟的动词不定式不带短疑问句中，后面紧跟的动词不定式不带toto。Why not have a rest?固定句型固定句型:1.had better/had best+（not）do sth.最好（不）做某事最好（不）做某事2.Why（not）do sth.?3.prefer to do/prefer doing4.prefer+n./doing A+to+n./doing B5.prefer+to do A rather than （to）do B6.would rather（not）do sth.7.would rather do A than（do）B8.would rather+句子（过

9、去式）句子（过去式）（虚拟语气）（虚拟语气）要做要做（1）.They pretended not to see us.（2）.He pretended to be sleeping.（3）.She pretended to have known it before.（一般式表示与谓语的动作同时一般式表示与谓语的动作同时/几乎几乎/发生在发生在它之后它之后.）.）（在谓语动词发生的同时在谓语动词发生的同时,不定式的动作也正在进行不定式的动作也正在进行）（完成式表示动作发生在谓语动作之前完成式表示动作发生在谓语动作之前）（4）.Were happy to have been working wit

10、h you.（完成进行式表示谓语动作发生之前完成进行式表示谓语动作发生之前,不定式的不定式的动作一直在进行而且可能之后也继续动作一直在进行而且可能之后也继续）1.My teacher was made _ his teaching2.because of poor health.A.giving up B.to give up B.C.give up D.given upC.2.The sentence wants _ once more.D.explained B.to explain E.C.being explained D.explainingF.3.The Arctic is con

11、sidered _ the northern part of the Atlantic.G.having been B.to have beenH.C.to be D.being4.The Emperor ordered the wonderful cloth _ for him without delay.A.to have woven B.to be wovenB.C.to be weaving D.to weaveC.5.I found the German language hard _.D.learned B.learning E.C.to be learned D.to learn

12、6.The light in the office is still on.-Oh,I forgot _.A.turning it off B.turn it offB.C.to turn it off D.having turned it off7.-How do you deal with the disagreement between the company and the customers?-The key _ the problem is to meet the demand _ by the customers.A.to solving,making B.to solving,

13、madeB.C.to solve,making D.to solve,madeC.8.-What do you think of the school?D.-It is a very good _.E.school to study in F.B.school for children to studyG.C.studying school H.D.school to study9.-Did you get a job?-No,I _,but its no use.A.expected B.tried to B.C.managed to D.plannedC.10.We find it impossible for the work _D.ahead of time.E.to finish B.finishing F.C.being finished D.to be finishedG.11.-I usually go to Shanghai by train.H.-Why not _ there by boat for a I.change?J.to try to go B.try going K.C.to try going D.try to go 12._ a living,s