过去进行时的用法
一．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。

二、过去进行时可以表示在过去某个时间点发生的事情。

时间点可以用介词短语、副词或从句来表示。

如：What was she doing at nine o‘clock yesterday? 昨天晚上九点她在做什么？
三．过去进行时的结构：
1.过去进行时由“主语+was/were + 动词ing”构成
EX：We were having supper when the phone rang. 我们正在吃晚饭时电话响了。

2.过去进行时的否定式由“主语+was/were not +现在分词”构成
EX：This time yesterday Jack was not watching TV. He was repairing his bike. 昨天这个时候，杰克不是在看电视，而是在修理自行车。

3. 过去进行时的疑问式由“was/were +主语+ 现在分词”组成
EX：Were you playing basketball at four yesterday afternoon? 昨天下
午四点你们在打篮球吗？
练习题：
过去进行时选择填空：
( )1. What _____ your grandfather _____ this time yesterday ?
A. is ... doing
B. was ... doing
C. did .. do
D. had ... Done
( )2. ____ you ______ a meeting at four yesterday afternoon ?
A. Were ... having
B. Was ... having
C. Did ... have
D. Do ... have
( )3. His family _____ TV from ten to twelve last night .
A. watched
B. were watching
C. had watched
D. was watching
( )4. Li Lei ______ a letter to his friend last night .
A. was writing
B. was written
C. will write
D. Writes
( )5. You must tell us what you _______ at ten yesterday evening .
A. did
B. was doing
C. were done
D. were doing。