1,was+动词ing ,例如:I was watching TV(我过去正在看电视)2,were + 动词ing,例如:They were playing football.(他们过去正在踢足球 )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 ...
1,was+动词ing ,例如:I was watching TV(我过去正在看电视)2,were + 动词ing,例如:They were playing football.(他们过去正在踢足球 )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 ...