智橡树智能英语初中语法之过去将来时

1.表示动作于过去某一时间以前发生并已完成。

The film had just begun when I got to the cinema. 当我到达电影院时，电影刚开始。

The train had already left. 火车已经开出了。

2.动作或状态于过去某一时间以前开始，一直持续到这一过去时间，并且可能继续下去。

I had read for five hours by six o"clock. 到六点为止，我已经看了五个小时的书。

I had lived there since I was born. 自我出生起，我一直住在那里。

3.若主句的谓语动词用了一般过去时，宾语从句的谓语动词有时需用过去完成时。

She said she had never seen such an interesting film. 她说，她以前从未看过这么有趣的电影。