将来完成时的用法过去将来完成时表示在过去看来将来某时会已经完成的动作，它由“would+have+过去分词”构成。

如：She said she’d have finished her exams by then.

她说那时她会已经考完试了。

He knew by the time he arrived she would have gone home.

他知道他到时她会已经回家了。

I thought Sophia would have told you something.

我想索菲娅会已告诉你一地情况。





注：该结构有时用于虚拟语气。

如：I would have written before but I have been iII.

我早该给你写信的，但我病了。

She would have said more if he had not walked away.

要不是他走开了她还会多说一些的。

She would have said more if he had not walked away.

如果他没走开她还会多说几句的。

If he had realized, he would have run away.

如果他明白了他就跑掉了。

If she hadn’t married, she would probably have achieved more.

如果她没结婚，成就或许会更大。

【过去将来完成时的用法查看网站：[db:时间]】