过去进行时一、定义1. 表示过去 某个时刻 正在进行的动作。He was having breakfast at six o’clock yesterday morning. 2. 表示过去 某个时间段 正在进行的动作。He was writing stories the whole morning. 二、结构1. 肯定结构：主语 +was/were +doing+其它 . I was watching TV at eight last night. He was having breakfast at seven this morning. 2. 否定结构：主语 +was/were +not +doing+ 其它. 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+ 其它 ?(1)Were you watching TV at eight last night? Yes, I was. / No, I wasn’t. (2)Was he having breakfast at seven this morning? Yes, he was. / No, he wasn’t. 4. 特殊疑问句：疑问词 +was/were+主语 +doing+其它 ？三、时间标志词1.at+具体时刻 +过去时间 (at five last Saturday) 2.at this time+过去时间 (at this time yesterday) 3.过去时间段 (from nine to ten last evening) 4.at that time/moment 5.when &while 引导的过去时间状语从句四、现在分词复习动词 ing 的基本变化规则1. __________________, 如 do— doing 2.___________________, 如 have— having, come— coming 3. __________________________________________________ 如: shop— shopping, skip— skipping, run--- running 口诀：停止游泳，___________ _____________ 开始跑步和跳绳，___________ _____________ ___________ 到达商店购物，___________ _____________ 忘记坐下切蛋糕。__________ _____________ ___________ 口诀：现在分词 ing, 变法有三般。一般直接加，见e 去 e 加。重读辅元辅，双写尾字母。五、特殊句型—— when &while 引导的过去时间状语从句短：短暂性动作 (用一般过去时 ) 长：持续性动作 (用过去进行时 ) 1. 口诀： when 后可长亦可短， while 后只可长When the thief came in, I was sleeping. The thief came in, when I was sleeping. The thief came in, while I was sleeping. 2. 口诀：若是两个都为长，while 来把纽带当While the thief was ca...
