ID: 20407546

基础模块Ⅱ-U3过去进行时 课件 中职英语 高教版(2021)

日期:2025-04-18 科目:英语 类型:课件 查看:100次 大小:1412319B 来源:二一课件通
预览图 1/9
基础,模块,-U3,过去,进行时,课件
  • cover
(课件网) 过去进行时 Past Continuous Tense 一、定义与结构 二、常见时间状语 三、句型转换 四、拓展补充 目录 一、一般过去时的定义与结构 铁板烧 大雄 过去进行时,表示过去某一时刻或某一段时间内正在发生或进行的动作。(在英语时态中,“时”指动作发生的时间,“态”指动作的样子和状态) 过去进行时的结构: 主 + was / were + doing(现在分词) was → am, is 过去式 were → are 过去式 e.g. You were taking the Chinese exam this time yesterday. 2、表过去的时间段: 1) from 一个过去时间 to 另一个过去时间: 如from 8:00 to 14:00 yesterday, from 1988 to 2000 2) 其他过去时间段,如all day yesterday, the whole morning = all the morning 二、一般过去时常见时间状语 注意:有些过去时间标志有时用作时间点,有时用作时间段,如then, at that time 1、表过去的时间点: 1) 具体时刻+过去时间:如5 o’clock yesterday, 9 o’clock last night 2) this time+过去时间:如this time last year, at this time in 2022 3) 其他过去时间点 铁板烧 大雄 3、when和while引导的时间状语从句 1) 有引导词的那句为从句,剩下那句为主句。 2) when(当……的时候)既可以指时间段,也可指时间点。动作既可和主句的动作同时发生,又可在主句的动作之前或之后发生。 When the teacher came in, we were talking.(一般过去) = We were talking when the teacher came in. When she was reading, the teacher came in.(过去进行) = The teacher came in when she was reading. 3) while(当正在……的时候)引导的从句的谓语动作必须是延续性的,并强调主句和从句的动作同时发生。 He arrived at home while I was cooking. = While I was cooking, he arrived at home. 二、一般过去时常见时间状语 铁板烧 大雄 3、when和while引导的时间状语从句(好记版) 1) 有引导词的那句为从句,剩下那句为主句 2) when比while的用法范围广,这点可类比宾语从句引导词中whether比if用法范围广 3) 目前考试习惯,关于这两个词引导过去时间状语从句的考查,when大多+一般过去时,while+过去进行时 二、一般过去时常见时间状语 否定形式: was/were + not + doing e.g. He wasn't sleeping at that time. 肯定形式: 主语 + was / were + doing e.g. He was sleeping at that time. 一般疑问句: Was / Were + 主语 + doing? e.g. Was he sleeping at that time 三、句型转换:否定句、疑问句 which: 哪一个 when: 问时间 where: 问地点 who: 谁(主格) whom: 谁(宾格) whose: 谁的 why: 问原因 how: 怎么样 how many, how much, how old, how long… what: 什么 what time, what color等以what开头 所有时态特殊疑问句的结构都是: 特殊疑问词+这个时态的一般疑问句结构 三、句型转换:否定句、疑问句 铁板烧 大雄 1. When/While we _____ , the light went out. 我们正在吃饭时灯熄灭了。 2. He _____ while I _____. 他在清洁汽车的同时我在做饭。 3. What _____ they _____ when the murder happened 凶杀案发生时他们正在做什么? 4. She _____ when the teacher was staring at her. 老师盯着她的时候,她并没有在学习。 三、句型转换:否定句、疑问句 小练习: were having dinner was cleaning the car was cooking were doing wasn’t studying 四、拓展补充: 一般过去时和过去进行时对比 1) 一般过去时可以表示过去的惯常;而过去进行时强调动作正在进行的状态 He danced for a living when he was poor. He was dancing from 1998 to 2008. 2) 一般过去时强调 ... ...

~~ 您好,已阅读到文档的结尾了 ~~