第1讲非谓语动词：不定式(todo)的用法

非谓语动词不定式
非谓语动词——不定式不定式的2种形式
不定式在句子中的成分
say is easy and is hard.
主语主语To say is easy and is hard.
To see is to believe.
主语
’s +adj. for sb. to do sth.
形式主语真正主语该类形容词有：
difficult/hard/important/possible/
adj. 修饰sth. j dj f b h 形式主语真正主语impossible/comfortable/necessary 等该类形容词有：adj. 修饰sb.
’s +adj. of sb. to do sth.类形容有
kind/nice/stupid/rude/clever/foolish/thoughtful/brave/considerate 等
It ’s interesting It ’s kind of you to help To see is to believe 表语
To see is to believe .
对于一个老师来说最重要的事
The most important thing for a 是公平地对待每个学生.The most important thing for a teacher is to treat every student equally.
三. 作宾语
The bird wants to find something to drink.
宾语
+不定式作宾语的动词有：三个希望两答应：hope, wish, want, agree, promise 两个要求未拒绝：设法学会做决定：不需假装在选择p ,,,g ,p demand, ask, fail, refuse manage, intend, learn, decide, determine 不需假装在选择：
desire, pretend, choose But the bird found it hard to find water.
主语+find/think +it + adj. + to do sth.
形式宾语
真正宾语
j 宾补
exercises.
主谓关系
advise, allow, ask, wish ll h want, get, order, tell, teach
To make me study better, my mother asks me to do exercises.make me study (省略to 的)宾补
的宾补的动词有：,y y listen to, hear)let,have)
make, let, have) see, notice, observe, watch)注意：
五. 作定语
作定语The bird wants to find something to drink 定语The bird wants to find something to drink .
I want to find a comfortable pillow to lie on.
d b 目的状语
To make me study better , my mother exercises.The cat is too control itself 结果状语
The cat is too excited
to control itself .---Lucy had a bad cold. ---I am sorry to hear that.原因状语
o e .
to leave didn’t tell his 宾语
when to leave and t tell his how to improve their products.
宾语
The man lost his way, so he didn’t know where to go.。