查字典中考网整理了关于2020年中考英语知识点之过去进行时句型结构，希望对同学们有所帮助，仅供参考。
过去进行时句型结构：
juxing
1.肯定句形式：主语+was/were +doing （现在分词）+其他。
I was doing my lessons then.
那时，我在做功课。
We were cleaning the house at this time yesterday.
我们这个时候在打扫房子。
2.否定形式：主语+wasnt/werent+doing （现在分词）+其他。
I wasnt doing my lessons then.
那时，我没在做功课。
We werent cleaning the house at this time yesterday.
我们这个时候没在打扫房子。
3.一般疑问句形式：Was/Were+主语+doing （现在分词）+其他?
肯定回答：Yes,主语+was/were.
否定回答：No, 主语+ wasnt/werent.
Were you doing your lessons then?
Yes，I was. /No,I wasnt.
Were they cleaning the house at this time yesterday?
Yes, they were./No, they weren,t.
4.特殊疑问句形式：特殊疑问词+was/were开头的一般疑问句?
What was he doing at this time yesterday?
He was reading books.