英语过去进行时的知识点归纳
一、过去进行时的构成
1、一般过去时：主语+ was/were + 动词的-ing 形式
2、句式：（1）主语+ was/were + 动词-ing
例句：I was working in the garden yesterday afternoon.
（2）主语+ was/were +not+动词-ing
例句：She wasn’t doing anything at that time.
（3）主语+was/were+动词-ing+when/while
例句：He was watching TV when the lights went out.
二、过去进行时的用法
1、表示过去某一时间正在进行的动作
用于已经安排或计划好的将来活动
例句：My friend was taking a shower when I called her.
2、表示过去的某一时刻正在进行的持续性动作
例句：I was studying English at 7 o'clock yesterday.
3、表示过去某时发生的突发事件
例句：My father was reading the newspaper when the phone rang.
4、表示过去某个时间段内，一直在进行的动作
例句：I was doing my homework all afternoon.。
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