过去进行时

1.概念：表示过去某段时间或某一时刻正在发生或进行的行为或动作。

2.时间状语：at this time yesterday, at that time 或以 when 引导的谓语动词是一般过去时的时间状语等。

3.基本结构: 主语+was / were+doing+其它

4.否定形式：主语+was/were+not+doing+其它

5.一般疑问句：把 was 或 were 放于句首。(第一个字母大写)

eg：①At that time she was working in a company.

5.一般疑问句：had 放于句首。

6.用法：(1)在told, said, knew, heard, thought等动词后的宾语从句中。

eg：She said (that) she had never been to Paris. 她告诉我她从来没有去过巴黎。

(2)在过去不同时间发生的两个动作中，发生在先，用过去完成时;发生在后，用一般过去时。

eg：①When the police arrived, the thieves had run away. 警察到达时，小偷们早就跑了。

(3)表示意向的动词，如hope, wish, expect, think, intend, mean,suppose等，用过去完成时表示"原本…，未能…"。

eg：①We had hoped that you would come, but you didn't. 那时我们希望你能来，但是你没有来。

②I had hardly opened the door when he hit me. 我刚打开门，他就打了我。(注意：had hardly… when... 刚......就......)

③He had no sooner bought the car than he sold it. 他刚买了这辆车，转眼又卖了。(注意：had no sooner…than 刚…… 就……)