分析初中英语时态-过去进行时

过去进行时,由"be动词的过去式was/were+现在分词"构成

1） 概念：表示过去某时正在进行的状态或动作。

2） 过去进行时的主要用法是描述一件事发生的背景；一个长动作发生的时候，另一个短动作发生。

3) 常用的时间状语
this morning, the whole morning, all day yesterday, from nine to ten last evening, when, while

My brother fell while he was riding his bicycle and hurt himself.
It was raining when they left the station.
When I got to the top of the mountain, the sun was shining.

1） 概念：表示过去某时正在进行的状态或动作。

2） 过去进行时的主要用法是描述一件事发生的背景；一个长动作发生的时候，另一个短动作发生。

3) 常用的时间状语
this morning, the whole morning, all day yesterday, from nine to ten last evening, when, while

My brother fell while he was riding his bicycle and hurt himself.
It was raining when they left the station.
When I got to the top of the mountain, the sun was shining.

典型例题
1) Mary ___ a dress when she cut her finger.
A. made B. is making C. was making D. makes
答案C. 割伤手