2013年宁波小升初英语基础复习非谓语动词(2)
2、非谓语动词与谓语动词的不同点有:
(1)非谓语动词可以有名词作用(如动词不定式和动名词),在句中做主语、宾语、表语。
(2)非谓语动词可以有形容词作用(如动词不定式和分词),在句中做定语、表语或宾语补足语。
(3)非谓语动词可以有副词作用(如动词不定式和分词),在句中作状语。
(4)谓语动词在句中作谓语,受主语的人称和数的限制;非谓语动词在句中不能单独作谓语,它不受主语的人称和数的限制。
(5)英语中不能单独做句子的谓语。
功能及用法
(一)动词不定式:(to)+do,具有名词、形容词、副词的特征.
否定式:not + (to) do
(1)一般式:不定式的一般式所表示的动作与谓语动词动作同时发生或发生在谓语动词动作之后.
例如:
I'm glad to meet you.
He seems to know a lot.
We plan to pay a visit.
He wants to be an artist.
The patient asked to be operated on at once.
The teacher ordered the work to be done.
(2)进行式:不定式的进行式所表示的动作与谓语动词动作同时发生,例如:
The boy pretended to be working hard.
He seems to be reading in his room.
(3)完成式:不定式的完成式表示的动作发生在谓语动词动作之前,例如:
I regretted to have told a lie.
I happened to have seen the film.
He is pleased to have met his friend.
