基本用法

A ) 主句为过去时，宾语从句常表示将要发生的事情。

如：Nobody knew what would happen after a hundred years.没有人知道一百年之后将会发生什么事。

We wanted to know whether she was going to speak at the meeting. 我们想知道她是否准备在会上发言。

B ) 在叙述过去的事情或事情发生的经过时，用过去将来时表示在当时看将来会发生的事。

如：It was a Sunday afternoon. A young woman named Maria had just left school.

一个星期天的下午，一位名叫玛丽亚的年轻人刚离开学校。

He was going to start to work the next week, so she decided to buy some new clothes and a new pair of shoes. 因为她准备下周开始工作，所以，决定买些新衣服和一双新鞋子。

C ) 过去将来时还可以用来表示非真实的动作或状态。

如：If I had a chance to study abroad, I would study at Harvard University.如果我有机会出国学习的话，我就会去哈佛大学。

I wish he would go with me to the cinema tonight. 今晚他能和我一起去看电影就好了。