内容正文:
高效突破非谓语动词
——不定式
Charles Babbage is generally considered _______ the first computer.
A. to invent B. inventing
C. to have invented D. having invented
C
不定式基本语法功能
知识
延伸
主语 n. 宾语 n. 宾补 n./a. 表语 n./a.
定语 n./a. 状语 adv.
起名、形、副词作用
不定式的时态与语态
主动语态
被动语态
一般式
完成式
进行式
to do
to be done
to have done
to have been done
to be doing
_______
常考五种形式
不定式
时态
一般时
动作几乎同时发生,或在之后发生
He has decided to give her some money.
*
不定式
时态
进行时
动作同时发生
He pretended to be working hard when his boss passed.
*
不定式
时态
完成时
发生在主要动词之前的动作
I’m sorry to have kept you waiting.
*
不定式
时态
hoped
promised
wanted
wished
planned
+
to have done
完成时
过去没有实现的期待和计划
He wanted to have met you at the station.
*
不定式
语态
to be +done
逻辑主语是动词不定式动作的承受者
Everybody likes the hero to be praised.
*
Little Jim should love _______ to the theatre this evening.
A. to be taken B. to take
C. being take D. taking
A
练
习
专
练
For me to finish so much homework in a day is impossible.
It is impossible for me to
finish so much homework in a day.
改写句子
We think to obey the laws is important.
We think it important to obey the laws.
改写句子
知识
延伸
for sb. 事物的客观情况
easy, difficult, hard, important, possible, necessary
of sb. 人的主观感情,态度
good, kind, nice, wise, clever, foolish, careful
形式主语:做主语的不定式较长时,常用it作形式主语,
真正的主语放谓语之后。
固定结构:It is + 形/ 名 + for sb. + to do sth.
was of sb.
3
2
1
常见的动词
consider, think, believe, feel, make, find, know
不定式后置的形式宾语:当动词不定式在句中作宾语,其后有adj.作宾语补足语时,须先用it作形式宾语,而将该动词不定式后置.
固定结构:主语 + 及物动词 + it + 宾语补足语 + to do
6
5
4
John was made _______ the truck for a week as a punishment.
A. to wash B. washing
C. wash D. to be washing
A
知识
延伸
look at, see,
watch, notice, observe, listen to, hear, feel, find, leave
make, have, let,
get, keep
感官动词
使役动词
不定式作宾补
不定式 形式 语态 内容 被动语态
感官
动词
使役
动词
不带to的动词原形
与宾语是主动关系 动作发生了,
且全过程已结束或动作即将发生,还未开始
to 要还原
使/让/叫某人去做某事
get sb. to do sth.
have sb. do sth.
leave sb./sth. doing sth.
使/让/某人/某物一直处于某种状态
leave
leave sth