(一)

概念和形式:

过去进行时表示在过去某一时刻或某一段时间内进行或发生的动作。其形式为was /were + V-ing。常与表示过去的时间状语连用,如:last night, last Saturday等;或者与when, while, as引导的过去时间状语连用。

例如:

We were watching TV from seven to nine last night.

昨天晚上七点到九点的时候我们在看电视。

What was he researching all day last Sunday?

上周日他一整天都在研究什么?

(二)具体用法:

1) 表示过去某一时刻或过去某段时间内正在进行的动作,一般要有表示过去时间的状语。

例如:

At that time she was working in Oxford.

那时,她正在牛津大学工作。

It was raining at 6 o'clock this morning.

今天早晨六点钟天正下着雨。

What were you doing when I phoned you last night?

昨晚我给你打电话时你在干什么?

2) 在含有时间状语从句的复合句中,延续性动词用过去进行时,非延续性动词用一般过去时。

例如:

They were watching TV when I entered the room.

我进入房间时,他们正在看电视。

若主句和从句的动词均为延续性动词,则可以两边都可以采用过去进行时。

例如:

The children were playing with their toys while I was eating my dinner.

我吃饭的时候,孩子们在玩他们的玩具。

3) 可用来表示由过去某时持续到另一时间的过去动作。

例如:

He was studying in Cambridge between 1999 and 2001.

在1999年和2001年那段时间,他在剑桥学习。

From January to March I was traveling in Egypt.

从一月份到三月份期间,我在埃及旅游。

这种时间状语亦可同一般过去时连用,如:

例如:

He worked from morning till night yesterday.

昨天他从早到晚地工作。

4) 表示故事发生的背景。

It was a sunny morning. Some people were sitting on the riverbank.

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