过去进行时一、定义1.表达过去某个时刻正在进行旳动作。He was having breakfast at six o'clock yesterday morning. 2.表达过去某个时间段正在进行旳动作。He was writing stories the whole morning.
二、构造1.肯定构造：主语+was/were +doing+其他.I was watching TV at eight last night.He was having breakfast at seven this morning. 2.否定构造：主语+was/were +not +doing+其他.I was not watching TV at eight last night.He was not having breakfast at seven this morning.3.一般疑问句：Was/Were+主语+doing+其他?(1)Were you watching TV at eight last night?Yes, I was. / No, I wasn’t.(2)Was he  ...