过去进行时

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2016-04-20,#,过去进行时定义,过去进行时表示,过去某一时刻或某一段时间内,正在进行或发生的动作。,4,.,用法：,1,）表示在过去某一时间或时刻内正在进行或发生的动作，通常和表示时间点的时间状语连用。,What,were,you,doing,at eight last night?,昨晚八点你在干什么？,2,）表示过去某一段时间内正在进行或持续进行的动作。,David,was writing a letter,to his friend last night.,大卫昨晚一直在给他的朋友写信。,(,信不一定写完。,),3,）表示在过去某个动作发生的时候，另一个动作也在进行。,He,was reading,in the library when the rainstorm came.,暴风雨来的时候他在图书馆看书。,4,）表示两个动作同时进行，与,while,连用。,While Linda,was sleeping, Jenny,was helping,Mary with her,homework.,琳达在睡觉的时候,珍妮在帮助玛丽做作业。,5,）与,always,连用表示不断重复的过去的动作。,Lily was always singing at night last year.,莉莉去年晚上总是唱歌。,过去进行时的结构,否定形式,问句形式,was/were +,not + doing,Was/Were+,主语,+doing,was/were + doing,He was sleeping at that time.,He wasnt sleeping at that time.,Was he sleeping at that time?,肯定形式,过去进行时标志词,then, at that time, this time yesterday, at 5 oclock last night, all night, all the morning, from 7:00 to 9:00 yesterday,They,were having,a class this time yesterday.,I,was drawing,a horse when the teacher came in.,【,典例,1】Little Tom _ computer games when his mother got home.,A. is playing B. plays,C. was playing D. playing,考查时态。句意：当妈妈到家的时候，小汤姆正在玩电脑游戏。,when,引导时间状语从句，主句多用进行时，时间发生在过去，故用过去进行时。,【,典例,2】 Turn off the water while you _ your teeth or washing your hands.,A. were brushing B. brush,C. are brushing D. brushed,考查时态。句意：当你刷牙或洗手的时候，请关掉水龙头。,while,引导时间状语从句，时态保持一致，,brushing,与,washing,并列；习惯的动作，故选现在进行时。,一、单项选择。,1.,Mary _a dress when she cut her finger.,A. made B. is making,C. was making D. makes,2. Sally took a photo of her friends while they _ computer,games.,A. play B. were making,C. are making D. plays,学以致用，各个击破语法点,二、完成句子。,1. I _ my homework when Mike _ last night.,昨天晚上迈克来的时候我正在写作业。,2. While Ann _ TV, her father _ home.,安正在看电视时，她父亲回来了。,句型大闯关,was doing,came,was watching,came,