表示过去在某一时间段或某一段时间内正在发生或进行的动作
表示过去某一时刻正在进行的动作或行为
表示过去某一段时间的暂时性习惯动作
于always连用表示赞美或厌恶等情绪
go/come/leave/arrive/start等词的过去进行时,表示过去将来
肯定句:was/were doing
否定句:was/were not doing
一般疑问句:Was/Were +主语+doing+其它
特殊疑问句:特殊疑问词+was/were+主语+其它
例:When he came in,we were playing cards.
例:While he was reading,she was cooking.
this morning
the whole morning
all day
at that time
过去进行时强调过程,不一定完成
一般过去时强调事件,一定完成
过去进行时表示动作反复地进行
一般过去时表示只做一次动作
如:looking,reading
如:writing,living
如:beginning,swimming
如:tie-tying,lie-lying
如:hear,see,notice,feel,taste,listen...
如:like,love,hate...
如:want,prefer...
如:own,heve...
如:look,owe,be...
肯定句:She was reading book at this time yesterday
否定句:She was not reading book at this time testerday.
一般疑问句:Was she reading book at this time testerday?
特殊疑问句:What was she doing at this time yesterday?