文档介绍：非谓语动词
:它具有动词的特点,但在句子中起着名词、形容词、副词的作用,充当主语、表语、定语、宾语、宾语补足语、状语的作用,即:除谓语以外的一切成分。
不定式相当于名词、形容词、副词。充当主语、宾语、定语、表语、宾语补足语、状语。
动名词相当于名词充当主语、表语、定语、宾语。
分词相当于形容词、副词。作表语、定语、宾语补足语、状语。
:
必须搞清逻辑主语与非谓语动词的关系,从而来确定非谓语动词态的语态。
逻辑主语能发出该动作(发)
逻辑主语不能发出该动作(收)
不发不收用结构:
动词不定式:用独立结构。
动名词:用复合结构。
分词:用独立主格结构
不定式
:
Warm up exercises:
1) change the following into the infinitive
1. ______( die ) for people is a glorious thing.
2. ______( talk ) with him is a great pleasure.
3. ______( help ) others is our duty.
4. ______( see ) is to believe.
5. ______(sit) at the back of the classroom
made the students surprised.
2) change the sentences above into the ones
using “it” as form subject.
To die
To talk
To help
To see
To sit
3)
A: 如果要说明不定式表示的动作是谁做的,
可以在不定式前加一个由 for 引起的短语。
It is easy for the students to read.
It will be a mistake for us to help you.
B: 下列形容词作表语时,不定式前常加一个 of 引起的短语,这些形容词是:
(表评价性的,来说明逻辑主语的性质,特征,属性)
kind, good, nice, wise, unwise, clever, silly, stupid, foolish, wrong, right, careless, rude, polite,naughty etc.
It’s kind of you to think so much of us.
It’s unwise of him to leave home at once.
It ‘s wrong of him to speak bad behind others.
It’s wrong of the south to break away from the Union.
1. Her work is ______( look ) after the
children.
2. My aim is ______( go ) to TsingHua
University.
3. She seemed ______( think ) about the
problem.
4. They appeared _________( agree ) with what we said.
不定式作be动词的表语时可以和主语部分调换,说明主语的内容。
to look
to go
to think
to agree
:
有些及物动词常用不定式作宾语。常见的动词有:
want, demand, hope, wish, expect; like, hate; start, begin; fail, help, offer, try, manage, pretend, forget, remember, promise, prepare, learn, agree, plan, determine, prefer, intend, etc.
1. They wanted ________( get ) on the bus, didn’t they?
2. He said he wished __________( be ) a professor.
3. I agreed__________ ( go ) there with the doctor.
4. My daughter preferred _______ ( dance ) when she was in her twenties.
5. He had