动词不定式有哪些形式?
2个回答

动词不定式形式

1) 现在式:一般现在时表示的动词,有时与谓语动词表示的动作同时发生,有时发生在谓语动词的动作之后.

He seems to know this.

I hope to see you again.= I hope that I'll see you again. 我希望再见到你.

2) 完成式:表示的动作发生在谓语动词表示的动作之前.

I'm sorry to have given you so much trouble.

He seems to have caught a cold.

3)进行式:表示动作正在进行,与谓语动词表示的动作同时发生.

He seems to be eating something.

4)完成进行式:

She is known to have been wreaking on the problem for many years.

一般在表示情绪的动词后加to do也表将来