《过去完成时太.ppt》由会员分享，可在线阅读，更多相关《过去完成时太.ppt（16页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、 过去完成时态过去完成时态2. 过去完成时可以表示过去完成时可以表示过去某一时刻过去某一时刻 或或某一动作之前完成的动作某一动作之前完成的动作或或呈现呈现 的状态的状态。也就是说发生在。也就是说发生在“过去的过去的 过去过去”。1. Past perfect Tense 过去完成时过去完成时 构成：构成：had过去分词过去分词 6:00 7:00 6:00 7:00 现在现在 By the time I got up, my sister had already washed all the clothes. 肯定式：主语+had+p.p.+. 否定式：主语+hadnt+p.p.+. 疑问式：
2、Had+主语+p.p.+?肯定答语：Yes, 主语+had 否定答语：No， 主语+hadnt The differences between Present Perfect tense and Past Perfect tense.(1) She has taught English for 6 years.(2) “Where is Susan” “She has gone to America”.表示过去某时发表示过去某时发生的动作，这动生的动作，这动作可能刚刚停止作可能刚刚停止,也可能还在进行。也可能还在进行。(1) She said she had taught English fo
3、r 6 years.(2) By the time I got to London, she had gone to America.表示过去某表示过去某时之前发生时之前发生的动作。的动作。 现在完成时现在完成时: 主语主语 + have / has done过去完成时过去完成时: 主语主语 + had done1. .我到家时她已经睡了。我到家时她已经睡了。 By the time I got home, she had already gone to bed.2. .到昨天晚上时消息已传遍全球。到昨天晚上时消息已传遍全球。 By yesterday evening the news had
4、 spread through the world.3.他走以后我找到了那封信。他走以后我找到了那封信。 I found the letter after he had gone away. We reached the cinema late. The film had already been on for ten minutes.4.我们到电影院晚了我们到电影院晚了,电影已经开始十分电影已经开始十分钟了。钟了。常用的时间状语等标志词：1、by, before, when, by the time等构成的短语或引导的从句。Eg. 1)By the time she came to the
5、bus stop, the bus had already gone.2) We had finished the task before midnight.3) When I arrived at the post office, I found that I had left the letter at home.4) After I had finished my homework, I went to bed.2、 由said, told, knew, heard, thought 等引导的宾语从句中。Eg. He told me that he had heard of it. I
6、thought my homework had been fininshed. But I didnt.3、 从过去开始， 一直持续到过去的另一时间的动作、状态。常用since，for.Eg. She said that she had learned English for years since he came to our school注意：瞬间动词不能和一段时间状语，及since, for 引导的从句和短语连用。Eg. 1.When I got to the cinema, the film had begun for ten minutes.2.When I got to the c
7、inema, the film had been on for ten minutes.3.He said the door had been opend for long.4.He said the door had opened for long.5.He said the door had been open for long.翻译下列各句：1、当我到达音乐厅的时，这名流行歌手已经离开了。2、到昨天早上，他已经给我打了好几个电话了。3、当医生被派人请来时，这个病人已经等了10分钟了。4、我昨天看到Jim了。我们已经5年没有见面了。5、昨天我把我借的那本小说还给了图书管。Can you d
8、o it?1. By yesterday morning, he _(call) me ten times.2. The patient _(die) when the doctor arrived.3. I saw Lin Feng yesterday. We _(not meet) each other for five years.had calledhad diedhad not met4. I returned the book that I_(borrow).5. He said that he _(know) her well.6. The match _(be) on for
9、half an hour.7. The match _(be) on for half an hour when I got there.8. They _(do) the work at 11 oclock yesterday morning. had borrowedhad knownhas beenhad beendid9. They _(do) the work by 11 oclock yesterday morning.10. The pop singers _(leave) when I got to the music hall last night. What a pity!11. How clean the room is today! Oh, yes! Who _(clean) it?had donehad leftcleaned12.What were you doing when Jim phoned you? I _(finish) my homework and was starting to take a shower.13. Have you ever been to Guilin? Yes. I _(go) there four months ago.had finishedwent