过去进行时课件.ppt

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1、The Past Continuous Tense,rammar,They are dancing.,What are they doing now?,现在进行时的基本结构:,be + (现在分词)V-ing,现在进行时表示现在或现阶段正在进行或发生的 动作,常和now,listen,look等词连用。,现在进行时定义,(The Present Continuous Tense),be随人称变为 is, am, are,复习一下什么是现在进行时, 时间段: from to + 过去时间,过去进行时的定义: 1.在过去某一时刻正在进行的动作 (a) They were eating breakf

2、ast at 7:00 am yesterday . (b) I was writing a letter at this time last Sunday . at+时间点, at this time, at that time + 过去时间 2.在过去某一段时间一直在进行的动作 (a) From 1983 to 1998 , he was teaching at Yale . (b) They were building a cinema last winter .,The Past Continuous Tense (过去进行时),基本结构:,was / wasnt were / wer

3、ent,doing,+,Sb+,doing个 是指现在分词,它的变化和现在进行时变化 一样,需要用过去进行时的时间状语: at 6 p.m. yesterday this time yesterday at the same time last year from 8:00 to 10:00 last night,过去进行时的“时光机”,常用的时间状语,the whole morning/month, all day yesterday, from .to .+过去时间 when, while , at that time .at+时间点, at this time, at that time

4、 + 过去时间,She was eating choudoufu.,They were eating yangrouchuan.,看图写话,at 10 a.m. yesterday morning,She was reading a bookat 10 a.m. yesterday morning,Was she.?,Was he.?,Guessing Game,Was it.?,Were they?,_/_/_and _+ was doing. _, _ and _+ were doing,Work out the rule,I she he it,we you they,Past Cont

5、inuous Verb Forms 1. 肯定句: She was drinking at 6 p.m. yesterday. 2. 否定句: She wasnt drinking. 3. 一般疑问句: Was she drinking? 4. 简要回答: Yes, she was. No, she wasnt. 5. WH- Questions: When was she drinking?,3.不同的句式,肯定句: 主语+was/were +doing +其它 否定句: 主语+was/were +not +doing +其它 一般疑问句: Was/Were+主语+doing+其它 特殊疑问

6、句: 特殊疑问词+was/were+主语+doing+其它,根据图片来练习一下,at the table,on the basketball ground,under the tree,on the playground,What was the boy doing at table last Sunday at 5 pm B. He was speaking with a girl. A. Was the girl at the table writing ? B. No, she wasnt,last Sunday at 5 pm,注意:过去进行时与一般过去时的区别,过去进行时表示的动作在

7、过去某个时间正在进行,可能完成,也可能没完成。,一般过去时表示动作或状态已经结束。,Mary _ a letter last night. 玛丽昨晚整晚都在写信。 Mary _ a letter last night. 玛丽昨晚写了封信。,was writing,wrote,-What was Lilei drawing when the teacher came in?,-He was drawing an elephant.,-What were the twins drawing when the teacher came in?,-They were drawing a car.,过去

8、进行时和 When 连用 A was/were +doing sth When B +did sth.,长时动作,短时动作,过去进行时和 while 连用 A was/were +doing sth While B + was/were +doing sth,长时动作,长时动作,While,What were they doing yesterday afternoon?,He was playing basketball while she was sleeping.,Use while to describe(描述) pictures,A monkey was .while two cat

9、s were,at 3 p.m. yesterday,at 9 p.m. yesterday A rabbit was . While a pig was.,总结 when left were writing; has left had written; had left were writing; had left,3,Complete the answers with the information given and find out who the criminal is in the story.,Mary Sheep lost her child. Detective Monkey

10、 thinks the baby was stolen between 9:30 and 10:00 last night. He is questioning some suspects.,What were you doing between 9:30 and 10:00 last night?,Well, we had a birthday party for Panda last night. I was talking with (talk with) Fox at that time. We were also helping Panda clean the room.,Let m

11、e think. I went to Pandas Party at 7:00, and I left at 9:30. Between 9:30 and 10:00, I_ (take a walk) with Fox.,I _ (clean) my room at that time. Yesterday was my birthday. Lots of friends came to my home. Most of them left at 9:30. But Tiger and Fox stayed late and helped me.,I was at Pandas home with Tiger. We_ (help) Panda while we were talking. At about 10:00, I left the party. On my way home, I met Wolf and we took a walk together.,was taking a walk,was cleaning,were helping,The criminal is Wolf.,

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