Welcome to our class!
1）一般过去时表示过去某个时间发生的动作或 状态，常和表示过去的时间连用，yesterday, last night, in 1990, two days ago，just now,at that time等。 2）也表示过去经常或反复发生的动作，常和 often, always等表示频度的时间状语连用。
? ( )1． ＿＿＿＿＿＿your father at work the day＿＿＿＿＿ yesterday(前天）﹖ ? A． Was; before ? B． Is; before ? C． Was; after D． Is; after
? ( )2． The twins＿＿＿＿＿＿in Dalian last year． ? They＿＿＿＿＿＿here now． ? A． are; were ? B． were; are ? C． was; are ? D． were; was
Past perfect Tense
1.过去完成时的的巩固及运用。 2. 过去分词的构成。 3.与现在完成时的区别
过去完成时可以表示过去某一时刻 或某一动作之前完成的动作或呈现 的状态。也就是说发生在“过去的 过去”。
By the time I got up, my sister had already washed all the clothes.
1.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。 By yesterday evening the news had spread through the world.
I found the letter after he had gone away. 4.我们到电影院晚了,电影已经开始十分 钟了。 We reached the cinema late. The film had already been on for ten minutes.
过去完成时的构成：由助动词 had + 动词的过去分词（V.pp)
1. 规则动词的变化 (regular verbs )： a) 一般情况下在动词后面加 ed work ------ worked play -------- played b) 以 e 结尾的动词直接加 d refuse ------ refused use ------ used c) 以辅音字母加 y 结尾的动词，把 y 改 i 再加 ed study ----- studied carry ----- carried d) 以重读闭音节结尾的，前面有单个元音字 母时，双写辅音字母，再加 ed stop ---- stopped drop ------- dropped admit - admitted beg-begged
drop; prefer; plan;
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 bus stop, the bus had already gone. 2) We had finished the task before last 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 thought my homework had been fininshed. But I didn’t.
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,
否定式： 主语+hadn’t+p.p.+…. 疑问式： Had+主语+p.p.+…?
肯定答语： Yes, 主语+had 否定答语： No， 主语+hadn’t
1：I had learnt 5000 English words by the end of last week. 2：I hadn’t learnt 5000 English words by the end of last week. 3：Had you learnt 5000 English words by the end of last week ? 4：How many English word had you learnt by the end of last week ?
1. The thief had run away before the police arrived. The thief hadn’t run away before the police arrived. Had the thief run away before the police arrived ? Who had run away before the police arrived ?
2. We had learnt 3 Chapters by the end of yesterday. We hadn’t learnt 3 chapters by the end of yesterday. Had you learnt 3 chapters by the end of yesterday ? What had you learnt by the end of yesterday ?
3. Henry had stayed in bed for a week before he went to school yesterday. Henry hadn’t stayed in bed for a week before he … Had Henry stayed in bed for a week before he went to school yesterday ? How long had Henry stayed in bed before he went to school yesterday ?
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 生的动作，这动 作可能刚刚停止, 也可能还在进行。
(1) She said she had 表示过去某 taught English for 时之前发生 6 years. 的动作。 (2) By the time I got to London, she had gone to America. 现在完成时: 主语 + have / has done 过去完成时: 主语 + had done
past 现在完成时 now
1：How long ____ you ____in the countryside before you came to our school? (2004年湖南对口招生） A:had……taught B:have……taught C:did…….teach D: are……teaching
2： How long ____ you ____the army before you came to our company?(2006年湖南对口招生） A: did…..join B: have …..joined C: had……been in D: have……been in
?3：The football match on TV _____ for half an hour. (2008年湖南 对口招生） ? A:has begun ? B:has been on ? C: began ? D:is begining
4:A moment ago, a policeman told me that he _____ my stolen motorbike in a village. (2009年湖南对口招生） A:has found B:had found C: was finding D: will find
5:When Jack arrived ,he learned Mary _____ for almost an hour(全 国对口招生） A; had gone B: had set off
C: had left
D: had been away
6:He _____more than 5,000 English words when he entered the university at the age of 15. (2005北 京卷) A.has learned B. would have learned B.C. learned D. had learned
分析：答案选 D。因为上大学是过去，学 了五千个英语单词是在上大学之前，即 “过去的过去”，所以用
7. Father _____for London on business upon my arrival, so I didn’t see him. (2005福建卷) A.has left B. left C. was leaving D. had left
分析：答案选 D。根据“我没见到他”可知， “在我到达”前“父亲已经去伦敦”了，即父 亲去伦敦发生在“过去的过去”，故用过去完 成时。
Can you do it?
1. By yesterday morning, he ________(call) had called me ten times. 2. The patient ___________(die) when the had died doctor arrived. 3. I saw Lin Feng yesterday. We had not met ___________(not meet) each other for five years.
had borrowed 4. I returned the book that I___________(borrow). 5. He said that he ___________(know) her well. had known has been 6. The match ________(be) on for half an hour. 7. The match had been _______(be) on for half an hour when I got there. did 8. They ____(do) the work at 11 o’clock yesterday morning.
had done 9. They ________(do) the work by 11 o’clock yesterday morning. had left 10. The pop singers ___________(leave) when I got to the music hall last night. What a pity! 11. How clean the room is today! cleaned Oh, yes! Who _________(clean) it?
12.What were you doing when Jim phoned you? had finished I __________(finish) my homework and was starting to take a shower. 13. Have you ever been to Guilin? went Yes. I _________(go) there four months ago.