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Unit 5What were you doing when the rainstorm came?,第三课时(Grammar Focus4c)单元同步语法精讲精练,定义：表示在过去某一时刻或某一段时间内正在进行的动作。 构成： was/wereving(第一人称单数和第三人称单数用was，其余用were) 句型结构 肯定句：主语was/wereving其他 否定句：主语was/werenotving其他 一般疑问句：Was/Were主语ving其他？ 回答：Yes，主语was/were；No，主语wasnt/werent. 常用的时间状语 at that time，this time yesterday，at the time of.，when一般过去时的时间状语从句等。,与一般过去时的区别 过去进行时表示在过去某一时刻或某一段时间内发生的动作，强调动作正在进行；一般过去时表示过去发生的动作，多侧重于动作已经完成。,When引导的时间状语从句：说明一个动作发生时，另一个动作正在进行；也可表示某一动作正在进行时，另一动作发生了。 eg：When the teacher came into the classroom，we were reading English.当老师走进教室时，我们正在读英语。 When Kate was flying a kite，she found a wallet lying on the ground.当凯特正在放风筝时，她发现地上有个钱包。 While引导的时间状语从句：表示某个动作正在进行的同时，另一动作也在进行之中，这时主从句都用进行时态，有对同类的两个动作进行对比的意味；也可表示某个动作正在进行时，另一动作发生了(该动作用一般过去时)。,eg：While I was playing the piano，she was dancing.当我正在弹钢琴的时候，她正在跳舞。 While she was reading，the telephone rang.当她正在看书时，电话铃响了。,一、根据句意，用when或while完成句子。 1_ Jim was reading，Lucy came into his room. 2_ I was ten years old，I could play the piano very well. 3What were you doing _ the wind came? 4I was sleeping _my mother was cooking breakfast. 5_ the accident happened，I was standing in front of the library.,While,When,when,while,When,二、单项选择。 6My mother _ _ the dishes when I got home.(烟台中考) Ahas washedBis washing Cwashed Dwas washing 7Our classmates went to a concert yesterday afternoon.(泰安中考) What a pity！I _ _ my homework. Ado Bwas doing Cam doing Dwill do 8I saw Jeff in the park.He _ _ on the grass and reading a book.(河北中考) Asits Bsat Cis sitting Dwas sitting,D,B,D,9Why did the car hit the boy？(天津中考) Because the driver _ _ on the phone at that time. Atalk Bis talking Cwas talking Dhave talked 10Did you watch the football match on TV last night? I wanted to，but my mother _ _ her favourite TV programme. Awatches Bwatched Cwas watching Dis watching,C,C,三、句型转换。 11She was making_dinner when her brother came back.(对画线部分提问) _ she _when her brother came back? 12Lucy was reading in_the_library when the rainstorm came.(对画线部分提问) _ Lucy _ when the rainstorm came? 13I was doing my homework when my father came into my room.(改为同义句) _ I _my homework，my father came into my room.,What was,doing,Where was,reading,While,was doing,14Lucy cut her hair last Monday.(用at 4：00 yesterday afternoon改写句子) Lucy _ her hair at 4：00 yesterday afternoon.,was cutting,
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