非谓语动词的时态和语态不定式的时态与语态 :1
不定式的时态与语态的基本形式(以 do 为例)主动语态被动语态一般式to doto be done进行式to be doing无完成式to have doneto have been done完成进行式To have been doing无• 不定式一般式的用法 :• ⑴ 表示将来 , 即表示发生在谓语动作之后的动作 :• We decided to leave early
• He asked me to buy him some paper
• ⑵ 表示与谓语动作同时发生或略先于谓语动作的动作 :Who heard him say that
I’m sorry to hear that
不定式进行式的用法 :⑴ 表示与谓语动作同时发生且正在进行的动作 :He seems to be saying something
He is thought to be hiding in the woods
⑵ 正如可用进行式表将来一样 , 不定式进行式有时也 可表将来 :The old man seems to be dying
He was happy to be coming home
不定式的完成式不定式的完成式
表示在谓语动作之前发出的动作
The novel was said The novel was said to have beento have been p published
ublished
I regret I regret to have beento have been with you for with you for so many years
so many years
⑵ 表示过去未曾实现的愿望 :I should like to have come earlier
We were