1、中考专题之过去进行时1. 考点：知识点考纲要求考查题型过去进行时来源:学。科。网Z。X。X。K1. 掌握过去进行时的构成及用法；2. 过去进行时的时间状语；3. 过去进行时的句式。来源:单项选择语法填空2. 难点：(1) 过去进行时的用法(2) when和while在过去进行时中引导的时间状语从句中的区别一、过去进行时的构成形式Be动词was(were)+ 动词的现在分词 其中Be动词was(were)需要随主语的人称和数而变化，was与I, he, she, it或单数主语连用；were与第二人称及表复数概念的人称代词或复数主语连用。【例句】 He was playing basketbal
2、l at four yesterday afternoon. 昨天下午四点钟，他正在打篮球。二、过去进行时的时间状语1. 过去某一具体时间at eight yesterday/ last night/ this morning, this time yesterday, at that time, at that moment【例句】 They were flying kites at that time yesterday. 昨天那个时候，他们正在放风筝。2. 过去的某段时间 the whole night, those days, from eight to ten yesterday m
3、orning【例句】 Peter was playing computer games for the whole night. 彼得玩了一整夜电脑游戏。3. 与when或while引导的时间状语从句连用【例句】 When I came in, she was reading. 我进来时，她正在读书。 You were singing while I was reading. 我读书时，你正在唱歌。三、过去进行时的用法1. 它常表示过去某一时刻或过去某一阶段正在进行的动作。【例句】 They were having dinner at this restaurant at seven yest
4、erday evening. 昨晚上七点钟，他们正在这家饭店里吃饭。2. 它表示一个动作正在进行（过去进行时），另一个动作突然发生(一般过去时)。【例句】 My parents were having lunch when I came into the dinning room. 正当我走进餐厅时，我父母正在吃午饭。3. 表示两个动作同时发生。【例句】 While I was doing my homework, my mum was cooking. 我做家庭作业时，妈妈在做饭。四、过去进行时的句式句来源:ZXXK型结构变化来源:学*科*网肯定来源:学.科.网Z.X.X.K句主语+ was
5、 (were)+ 现在分词+其他I was doing my homework at this time last night.否定句主语+ was (were) + not + 现在分词+其他Tom was not swimming in the river this time yesterday.疑问句一般疑问句：Was(Were)+ 主语+现在分词+其他？Were you having an art class at two yesterday afternoon?特殊疑问句：疑问词+ was(were)+ 主语+现在分词+其他？Where was your uncle taking a
6、 walk this time yesterday evening?五、过去进行时用于when和while引导的时间状语从句中的区别1. 用when 引导的状语从句表示时间，说明一个动作发生的时候，另一个动作正在发生。【例句】What were you doing when I came into the classroom?2. 用when引导的状语从句也可表示在进行某一动作时另一个动作发生了。【例句】My wallet dropped on the ground when I was walking in the park.3. 用while 连接的状语从句一般用进行时，表示正在进行某一个
7、动作时，发生了另一个动作，这时主句用一般过去时。while 和when的状语从句都可以表示正在进行某一个动作，但是while更强调动作持续一段时间。【例句】While we were boating on the lake, we saw a fish jump out of the water. While I was watching the basketball game, the ball flew over and hit me. 4. 用while 连接的状语从句还可以表示某一个动作正在进行的同时，另一个动作也在进行中。【例句】While Dad was washing his car, Mum was cooking.
