非谓语动词2

 

英语非谓语动词讲解及练习

非谓语动词是指分词(包括现在分词和过去分词)、不定式、动名词等三种形式,即: doing, done ,to do,doing 。当然它们有各自不同的变化形式,如:

现在分词doing : 有being done(被动式) ; having done (完成式); having been do ne (完成被动式)

不定式to do : 有to be done (被动式); to have done (完成式); to be doing(进行式)动名词doing : 有having done(完成式); being done(被动式) ;

非谓语动词的特点: 三种非谓语动词都具有动词的特征,虽然它们没有人称和数的变化,但是它们都能带自己的状语或有时跟宾语。它们都有各自的特征:分词具有形容词和副词的特征;动名词具有名词的特征;不定式具有名词、形容词和副词的特征。具体来讲:分词在句子中可以做定语、表语、状语或补足语等;动名词在句子中可以做主语、宾语、表语等;不定式在句子中可以做主语、宾语、表语、补足语或状语。

下面分别对三种非谓语动词进行讲解:

一、动词不定式

先看几个例句,判断不定式在句中的成分。

1.To learn a foreign language is difficult .

2. His wish is to be a driver .

3.Tom wanted to have a cup of beer .

4.The teacher told us to do morning exercises .

5.I have nothing to say .

6.They went to see their aunt .

7.It’s easy to see their aunt.

8.I don’t know what to do next .

9.I heard them make a noise .

说明:1.动词不定式作主语, 2.动词不定式作表语,3.动词不定式作宾语,4.动词不定式作宾语补足语,5.动词不定式作定语,6.动词不定式作目的状语,7.动词不定式作真正主语,it 代替动词不定式,作形式主语。8.带有连接代词的动词不定式作宾语,9.不带to 的动词不定式作宾语补足语。

掌握动词不定式应注意的几个问题:

1. “to” 是不定式符号还是介词,下列短语中的to 都是介词。

agree toobject toclose to, come to, lead to, refer to,

equal to , familiar to , point to, thank to , devote to, next to , belong to , be used to , look forward to

2. 带to 还是不带to

I have no choice but to give in

I cannot do anything but give in

Isaw him enter the classroom .

( 但是: He was seen to enter the classroom .)

3. 动词不定式逻辑主语是由for 作为标记的。但是有时用of .

It’s necessary for you to study hard .

It’s foolish of him to do it .

与of 连用的形容词有:

good, kind , nice , wise ,clever , foolish , right , wrong , careful , careless , polite , possible

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