新概念120过去完成时

1、The Past Perfect Tense过去完成时 过去完成时的构成过去完成时的构成助动词助动词 had (用于各种人称和数用于各种人称和数) + 过去分词过去分词When I got to school, the bell had rung.2. 过去完成时的用法过去完成时的用法:主要是表示在过去某个时间主要是表示在过去某个时间,或是动或是动作之前已经发生或完成的动作作之前已经发生或完成的动作.也就也就是是过去的过去过去的过去. 句子形式：句子形式： 1. 肯定形式：肯定形式：had + 过去分词过去分词。2. 否定形式：否定形式：had + not + 过去分词过去分词 (had no

2、t照样可缩写照样可缩写hadnt)。3.一般疑问形式：一般疑问形式：had提到句首提到句首 回答用回答用Yes, 主语主语 + had. / No, 主语主语 + hadnt. 用法： 1）表示在过去某一时刻或动作以前完成了）表示在过去某一时刻或动作以前完成了的动作的动作 By nine oclock last night, we had got 200 pictures from the spaceship. 2）表示由过去的某一时刻开始，一直延续）表示由过去的某一时刻开始，一直延续到过去另一时间的动作或状态到过去另一时间的动作或状态 I had been at the bus stop f

3、or 20 minutes when a bus finally came. 3）过去完成时常常用在）过去完成时常常用在told,said,knew,heard,thought等动词后的等动词后的宾语从句（或间接引语）中，这时从句中宾语从句（或间接引语）中，这时从句中的动作发生在主句表示的过去的动作之前的动作发生在主句表示的过去的动作之前。 He said that he had known her well. 4）when, before, after, as soon as, till/until引导的状语从句：引导的状语从句： 在过去不同时间发生的两个动作中，在过去不同时间发生的两个动作

4、中， 发生在前，用过去完成时；发生在后，用发生在前，用过去完成时；发生在后，用一般过去时。一般过去时。 When I woke up, it had already stopped raining. She didnt go to bed until she had finished her work. the police get to the shopThe thief run away When the police got to the shop, the thief had run away.Before the police got to the shop, the thief h

5、ad run away.After the thief had run away, the police got to the shop, The police got to the shop, but the thief had run away.Liu Mei get to the theater the concert be over When Liu Mei got to the theater, the concert had been over. Before Liu Mei got to the theater, the concert had been over. After

6、the concert had been over,Liu Mei got to the theater. his grandma come from AmericaLi Ming grow up When his grandma came from America, Li Ming had grown up.Before his grandma came from America, Li Ming had grown up.After Li Ming had grown up,his grandma came from America, 1. We _(learn) two thousand

7、s 1. We _(learn) two thousands words by the time I went to Middle School. words by the time I went to Middle School. 3. 3. When we _(arrive) at the station, When we _(arrive) at the station, they _(wait) for more than twenty they _(wait) for more than twenty minutes.minutes. had learnedarrivedhad wa

8、ited2. I _ (know)2. I _ (know) him when I was a him when I was a student. student. had known4. One of the men didnt move, because he 4. One of the men didnt move, because he _ (break) his legs._ (break) his legs. had broken5.By yesterday evening he _ that important letter.(write)6.I thought I _ the

9、man before.(meet)7.By six oclock they _ for ten hours.(work)8.I went to Nicks house,but he _ out.(go)9.I _ the problem when class was over. (not understand) had writtenhad writtenhad methad methad workedhad worked had gonehad gonehadnt understoodhadnt understood1. Kates never seen Chinese films，_ ?A

10、. hasnt she B. has she C. isnt she D. is she2.-Ann has gone to Shanghai. -So _her parents. A. has B. had C. did D. have3. -Mum, may I go out and play basketball? -_you_ your homework yet? A. Do; finish B. Are; finishing C. Did; finish D. Have; finishedBDA4.His brother has been to Stone Forest twice_

11、he came to Yunnan. after B. before C. since D. for5. Tom_the CD player for two weeks.A. has lent B. has borrowed C. has bought D. has had6. I_a letter from him since he left. A. didnt receive B. havent got C. didnt have D. havent heardCDB7. -Have you ever_Lintong to see the Terra Cotta Warriors? -Ye

12、s, I have. went to B. gone to C. been in D. been to8. My parents _ Shangdong for ten years. have been in B. have been to C. have gone to D. have been9. I wont go to the concert because I _my ticket. A. lost B. dont lose C. have lost D. is comingADC1.When I_( get) there, the Smiths already _(have) th

13、eir dinner.2.Tom_(read) at least 20 novels in the past 2 years.3.He_(work) on a farm for 3 years before he became a shopkeeper. 4.I _(know) Mr.Li since I _ (come) to study in this school.got had had has read had worked have known came过去完成时与现在完成时的区别 现在完成时表示的动作发生在过去，现在完成时表示的动作发生在过去，以现在的时间为基点以现在的时间为基点，

14、但侧重对现在产生的结果或造成的影响，与现在有关，但侧重对现在产生的结果或造成的影响，与现在有关，其结构为其结构为“助动词助动词 have (has) + 过去分词过去分词”；过去完成；过去完成时则是一个相对的时态，时则是一个相对的时态，以过去时间为基点以过去时间为基点，它所表示的，它所表示的动作不仅发生在过去，更强调动作不仅发生在过去，更强调“过去的过去过去的过去”，只有和过，只有和过去某时或某动作相比较时，才用到它。去某时或某动作相比较时，才用到它。 比较：比较：I have learned 1000 English words so far. 到目前为止我已经学会了到目前为止我已经学会了 1000 个英语单词。个英语单词。 I had learned 1000 English words till then.到那时为止到那时为止我已经学会了我已经学会了 1000 个英语单词。个英语单词。 过去完成时与一般过去时的区别 虽然这两种时态都表示过去发生的动作或存在的状态，但虽然这两