文档介绍：关于非谓语动词ppt
第一页，本课件共33页
动词不定式
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用法 ：
A、作主语，如
To see is to believe.
B、作表语，如
The important thing is to see.
第二页，本课件共33页
动词不定式
C、作宾语
动词 + to do
动词+疑问词 + to do
动词 + it(形式宾语）+宾补 +to do
eg: agree,decide ,fail, hope, wish, want, plan
I don’t know what to do .
I find it important to learn English.
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第三页，本课件共33页
动词不定式
D、作宾补
动词 + 宾语 +to do
动词 + 宾语 + do
Li Mei asked me to show her the new dictionary .
注：有以上结构的常用动词有 tell. wish, ask, want , invite,allow,encourage,advise 等。
(不带 to 的不定式)
注：常用的动词是：感官动词hear , see, watch, feel, notice； 使役动词 have ,make,let.
第四页，本课件共33页
四看
三使
二听
一感觉:feel
☆不定式作宾补省去 to 的情况
(在被动语态中则to 不能省掉)
help 可带to，也可不带to
help sb (to) do sth
hear listen to
let
make
have
see
watch
look at
notice
第五页，本课件共33页
was made the car for a week as a punishment
wash D. to be washing
patient was warned food after the operation.
eat not not
C. not to eat eating
bars mustn’t let anybody bad things , especially children.
A. watch watch
A
C
A
Exercises:
第六页，本课件共33页
E、动词不定式作状语
可以表目的、表结果、表原因
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He got up early to catch the first bus.
1. come to do sth.
2. go to do sth.
3. stop to do sth.
4. in order (not) to do
5. too + adj. + to do sth.
6. adj.\adv. + enough to do sth.
第七页，本课件共33页
We have a lot of homework to do .
ⅱ如果不定式中的动词是不及物动词,
则不定式中要有介词.
He is looking for a room to live in .
There is nothing to worry about.
ⅲsomething, anything, nothing…+adj.+ to do
I have something interesting to tell you.
F、动词不定式作定语（必须后置）
He is the last person to leave the office after work.
第八页，本课件共33页
注意：动词不定式的否定形式为：
not + to do
asked the boy ___________(not play) this kind of game.
not to play
Please have him __________(not do) so much housework.
not do
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第九页，本课件共33页
It’s time to do sth.
It