过去完成时讲解全解

1、Past perfect tense,Unit5 Films-Grammar A,1. cleaned the blackboard,2. closed the window,had cleaned the blackboard,closed the window,She had cleaned the blackboard before she closed the window.,After she had cleaned the blackboard , she closed the window.,drank water,had run out of breath,1. ran out

2、 of breath,2. drank water,He had run out of breath before he drank water.,After he had run out of breath, he drank water.,1. ate an apple,2. slept,had eaten an apple,slept,She had eaten an apple before she slept.,After she had eaten an apple , she slept.,2. played ping pong,1. did his homework,playe

3、d ping pong,had done his homework,He had done his homework before he played ping pong.,After he had done his homework , he played Ping pong.,Discussion: The structure of the Past perfect tense:（结构） 2.The definition of the Past perfect tense: （定义）,主语+had + 动词的过去分词 (p.p.),定义：,过去完成时：,强调过去某一个动作发生在 另一个动作

4、前常常用过去完成时态。,1.在老师进入教室前, 李磊擦了黑 板.,LiLei _ (clean) the blackboard before the teacher came into the classroom.,had cleaned,2. 当我们到那儿时火车已经离开了。,The train _ (leave) when we arrived there.,had left,We use it to talk about an action that happened before another action in the past.,构成：,Do the exercise,Millie

5、 ran back to school because she had left her magazine in the classroom.,What happened first?,a. Millie ran back to school.,b. Millie left her magazine in the classroom.,Simon left school late because the football game had started late.,What happened first?,a. Simon left school late.,b. The football

6、game started late.,What happened first?,Daniel arrived out of breath he had gone to the wrong cinema.,a. Daniel arrived out of breath.,b. Daniel went to the wrong cinema.,What happened first?,Amy had lost her purse and had to go to the police station.,a. Amy lost her purse.,b. Amy went to the police

7、 station.,Finish Part A3 Today, I watched Roman Holiday with my friends. Kitty was the first one to arrive at the cinema. When Millie and I _ (arrive), Kitty _ (buy) the tickets already. Simon and Daniel came next. Before Simon and Daniel _ (come), Millie and I _ (go) to get some drinks. Then all fi

8、ve of us waited for Amy outside the cinema. Before Amy_ (arrive), we _ (finish) our drinks. When we _ (enter) the cinema, the film_ already _ (start). Luckily, we didnt miss much.,arrived,had finished,had gone,entered,arrived,had,started,had bought,came,Read the Text and answer two questions.,Had th

9、ey finished their drinks before Amy arrived? Had you watched the film of Roman Holiday before last year?,Yes, they had.,No, I had not./ I hadnt.,I hadnt watched the film of Roman Holiday before last year.,Work out the rule:,过去完成时的否定形式： 过去完成时的疑问形式： 肯定回答： 否定回答：,主语had nothadnt+ p.p.+其它.,Yes,主语+had.,Had

10、+主语p.p.+其它?,No,主语+had + not.,Play a game,Competition: If you think you can, you can. Go-Go加油！,1,2,3,4,5,6,7,8,用所给动词的正确形式填空(10/1),1.The poor girl never saw her grandpa because he _ (pass away) before she was born.,2. She_ already_ (clean) the blackboard before I entered the classroom.,had passed away

11、,cleaned,had,句型转换 (10/1) He had stood up before he cleaned the window. _ he had stood up, he cleaned the window. His father went to Beijing. He arrived home. (用before合并句子) His father_ _ _ Beijing before he _ home.,After,had gone to,arrived,按要求改写下列句子(5/1) Simon had finished his homework before he wat

12、ched TV. 否定句： 疑问句： 肯定回答： 否定回答：,Simon hadnt finished his homework before he watched TV.,Had Simon finished his homework before he watched TV?,Yes, he had.,No, he hadnt.,选择题(10/1) Millie_ some Chinese before she came to China. A. learned B. has learned C. learnt D. had learned She _ the first runner-u

13、p prize in a beauty contest before she _an actress. A. have won, became B. had won, become C. had won, became D. has won, became,改错题(101) We hadnt seen something interesting in the park before last Sunday. 2. When she woke up this morning, it stopped snowing.,anything,had stopped,翻译题(101) 1. 在我们到达电影

14、院之前，电影已经开始了 2. 踢完足球之后我买了瓶果汁,The film _ _ _ we _ to the cinema.,_ I _ _ football, I _ a bottle of juice.,had,before,got,begun,After,had,played,bought,写出下列动词的过去完成时形式(5/1) be _ see_ begin _ sing_ bring_ open_,had been,had seen,had begun,had sung,had brought,had opened,用所给动词的正确形式填空(10/1),1. He_ (turn of

15、f) the lights before he left the classroom. 2. _ your parents _(have) lunch when you arrived at home?,had turned off,Had,had,Congratulations!,Sum up,过去完成时的结构： 过去完成时的用法： 过去完成时的否定形式： 过去完成时的疑问形式：,主语had nothadnt+ p.p.+其它.,Had+主语p.p.+其它?,主语had + p.p.+其它.,强调过去某一个动作发生在 另一个动作前常常用过去完成时态。,1.We started to lear

16、n English 5 years ago.,一般过去时表示在过去某时发生的动作或存在的状态。,2. We have learned English for 5 years.,现在完成时表示的动作发生在 过去，但侧重对现在产生的结果或造成的影响，与现在有关。其结构为：“助动词 have（has）+过去分词”,5 years ago now,5 years ago have learned now,Revision,过去完成时表示在过去某个时间或动作之前已经发生或完成了的动作或存在的状态， 即“过去的过去（ past-in-the-past ）”。,过去完成时的概念与结构特点:,past in

17、the past,past,now,过去完成时的判断依据:,由“过去的过去”来判定。,过去完成时表示“过去的过去”，先发生的动作用过去完成时，后发生的动作用一般过去时。,When I got to the station, the train had already left.,After he had finished his homework, he went to bed.,first,first,We had learned English 4 years by last year.,5 years ago last year now,had learned,综合时态填空： 1. We

18、 _ ( learn ) 2000 English words since we came to this school. The teacher said we _ ( learn ) 2000 English words since then. We _ ( learn ) 500 words last term. We _ ( learn ) 2000 words by the end of last term. 2. He _( have ) a meeting next week. He _ ( have ) a meeting two weeks ago. He told me he _ ( have ) a meeting two weeks before. 3._ you _ ( be ) to the Great Wall? The teacher asked if you _ ( be ) to the Great Wall?,have learned,had learned,learned,had learned,will have,had,had had,Have been,had been,4. I _ ( finish ) my homework when my father got home yesterday. I _ ( finis