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课件网) Part 3 Grammar for Writing 栏目导航 课前导学 课堂探究 课后巩固 过去进行时 1.定义:过去进行时主要表示过去某个时刻或某一阶段正在进行的 动作。 2.时间标志词:then,at that time/moment,yesterday,last night… 课前导学 建议用时:15～20分钟 实际用时: 分钟 3.基本结构: 肯定句: 主语+ was/were +v.-ing+其他. 否定句: 主语+was/were + not +v.-ing+其他. 一般疑问句: Was/Were+ 主语+v.-ing+其他 肯定回答:Yes,主语(代词)+was/were. 否定回答:No,主语(代词)+wasn’t/weren’t. 特殊疑问句:特殊疑问词(what/when/where/why等)+一般疑问句 4.基本用法: (1)表示过去某个时刻或某个时间段正在发生的动作,如: At midnight,everyone at the party was still having fun. 午夜时分,派对上的每个人都还在玩乐。 (2)过去进行时表将来,如: I was leaving Washington that day.我那天要离开华盛顿。 5.常用句型: (1)一般过去时/过去进行时+while+过去进行时 while表示“当……的时候”时,后面的动词一般采用延续性动词的 进行时态;如果主要动作都是延续的或同时发生的,那么主从句的动 词都可以用过去进行时。如: While I was studying,my friends were playing. 当我在学习时,我的朋友们在玩。 My parents arrived while I was running. 当我在跑步时,我父母到了。 (2)一般过去时/过去进行时+when+一般过去时/过去进行时 when表示“当……的时候”时,后面的动词一般采用短暂性动词的一般过去时。如: She was working when the fire alarm rang. 火灾警报响起时,她正在工作。 when/while的搭配情况通常是when + 短暂性动作 (一般过去时), while + 持续性动作 (过去进行时)。以下表为例: I was walking past the car when it exploded. When the car exploded I was walking past it. The car exploded while I was walking past it. While I was walking past the car it exploded. 【过去进行时与一般过去时的区别】 1.过去进行时:过去某时正在进行的动作,强调了过去动作的持续 性。如: I was doing my homework last night.(强调做作业时间的持续性) 2.一般过去时:一个完成的动作,强调动作的结束,侧重事实。如: I did my homework last night.(强调做了作业,时长未知) 答案:略 (1)我知道过去进行时的定义、时间标志词、基本结 构和用法。 (2)我知道区分过去进行时和一般过去时的不同意义 和用法。 (3)我能够将过去进行时的相关知识梳理成思维导图。 一、用括号中所给动词的正确形式填空 1.Peter when I telephoned.(work) 2.They German while others were studying French.(study) 3.We when he walked in the door.(not cook) 4.We dinner yesterday at 6:00 p.m.(have) 5.I when you me the message.(sleep, send) 课堂探究 建议用时:15～20分钟 实际用时: 分钟 was working were studying weren’t cooking were having was sleeping sent 6.Susan around Italy when she her old friends.(travel,meet) 7.We some old photos while we the house.(find,clean) 8.They for the bus when they the accident.(wait,see) 9.It to rain while they to school.(start,cycle) 10.A dog into the road while I . home.(run,drive) was travelling met found were cleaning were waiting saw started were cycling ran was driving 二、单项选择 ( )1.Laura a glass while she the dishes. A.was breaking;was washing B.was bre ... ...
