1. 过去进行时的肯定形式为: was/were + 现在分词。
We were dancing while the band was playing. 我们随着乐队的演奏起舞。
Our teacher asked us to stop what we were doing . 教师叫我们停止正在做的事情。
He cut。
英语过去进行时造句：1、when/while we were having supper,the light went out.我们正在吃饭时灯熄灭了。
2、i was walking in the street when someone called me.我正在街上走时突然有人喊我。
3、while he was waiti。
过去进行时的结构是 was /were 加动词的现在分词，表示过去某一时间正在进行的动作。
如 I was watching TV at 8:00 yesterday evening.昨天晚上八点钟我在看电视。
我们在吃早饭时约翰在打电话。
While we were having bre。
3.it was a long walk backs to his jaguar a long，slow walk. he never did repair the sidedoor。
he kept the dent to remind him not to go through life so fast that someone has to throw a。
brick at 。
英语：请举出一些运用过去进行时、现在进行时的被动句 顺便举出一些运用。过去进行时：1.This building was building in 1990.(这个建筑在1990年被建造）2.The apples was picking by us.（苹果被我们摘下）现在进行时：1.The building is building by workers.(建筑正在被工人们建造）2.The 。