仁爱版初二英语上册Unit 3 《Our Hobbies》专项语法讲练过去进行时when和while引导的时间状语从句.doc

1、专项语法讲练过去进行时及when和while引导的时间状语从句【概念引入】Tom: I got a traffic ticket this afternoon. Lily: Were you parking in the wrong place? Tom: No, I was driving too fast. Lily: How fast were you going? Tom: 55 in a 35 mile per hour zone. Lily: Why were you in such a hurry? Tom: I left school late and I was trying

2、 to get home before the rush hour. Lily: Did you make it? Tom: No, when the police officer was giving me the ticket, the rush hour started. It took me twice as long to get home.【点睛】请注意以下有特殊标注的地方，这几个句子用的都是过去进行时。1. Were you parking in the wrong place?2. No, I was driving too fast.3. How fast were you

3、going?4. I was trying to get home before the rush hour.5. No, when the police officer was giving me the ticket【译文】 Tom: 今天下午我被开罚单了。 Lily: 你违章停车了吗？ Tom: 不，我超速了。 Lily: 你车速多少迈？ Tom: 在限速35英里每小时的地区开了55迈。 Lily: 你为什么这么匆忙？ Tom: 我离开学校晚了，我想在高峰时间前到家。 Lily: 你做到了吗？ Tom: 没有，当警察给我开罚单的时候，高峰时间开始了。我用了（平时）两倍的时间才到家。【用法

4、讲解】一、什么是过去进行时？(1) 表示过去某时正在进行的状态或动作。例如： They were singing songs from seven to nine last night. 昨天晚上七点到九点的时候他们一直在唱歌。 What was he doing all day last Sunday? 上周日他一整天都在干什么？(2) 由when 引导的时间状语从句，表示过去某一时刻，当一个动作发生时，另一个动作正在进行；或某一动作正进行时，突然发生另外一件事。例如： It was raining when they arrived at the station. 他们到达车站的时候，天正

5、在下雨。 My brother was riding his bicycle when he fell off and hurt himself. 我哥哥在骑自行车时，突然从车上摔了下来并受了伤。(3) 由while 引导的时间状语从句，常表示在过去某一时刻发生的事情是可延续的或同时发生的，此时，主从句的动词都可用过去进行时。例如： He was selling the newspaper while he was waiting for the bus. 他边等车边卖报。 My mother was cooking while I was watching TV. 妈妈做饭时我在看电视。二、

6、过去进行时的标志词： 与过去进行时经常连用的时间状语有：this morning, from nine to ten, last night, when, while等。三、过去进行时的基本句式结构：(1)肯定式：主语 + was / were + V-ing + 其它。例如： I was waiting for you from eight to ten yesterday morning. 昨天早晨从八点到十点我都一直在等你。(2)否定式：主语 + was / were not + V-ing + 其它。例如： I wasnt playing football at three last

7、Sunday. 上周日三点我不是在踢足球。(3) 疑问式：Was / Were + 主语 + V-ing + 其它？例如： What were you doing at that time? 那时你在干什么？四、英语中有四类动词一般不用进行时： (1) 表心理状态、情感的动词，如：love; hate; like; care; respect; please; prefer; know等。(2) 表存在、状态的动词，如：appear; exist; lie; remain; stand; seem等。 (3) 表感觉的动词，如：see; hear; feel; smell; sound; ta

8、ste等。 (4) 表一时性的动词，如：accept; allow; admit; decide; end; refuse; permit; promise等。 例如： I was falling asleep at 8: 00 last night. () I fell asleep at 8: 00 last night. () 昨晚我八点睡着的。 I wasnt believing him. () I didnt believe him. () 我不相信他。 I was deciding what to do at that moment. () I decided what to do at that moment. () 那时我决定怎样去做。