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1、关于动词的时和体二第一张,PPT共二十七页,创作于2022年6月I. Uses of present perfective1. have/ has + ed分词构成 2. 两个主要用法:已完成用法;未完成用法 I have eaten my dinner. (发生在过去某时的动作到现在已经完成。) He has lived here for 10 years/ since 1999. (发生在过去某时的动作一直持续到现在有 可能继续。)第二张,PPT共二十七页,创作于2022年6月3. 区别:已完成用法通常不与段时间连用,未完成用法常与段时间连用。 I have finished my hom
2、ework. 已完成用法 I have known him for 8 years. 未完成用法II. Uses of present perfective progressive1. have/ has been +ing分词构成2. 用法与现在完成体未完成用法相仿,可以互换 He has lived here for 10 years. He has been living here for 10 years. (强调一种持续性)第三张,PPT共二十七页,创作于2022年6月3. 不能互换,比较: Who has eaten my dinner? (全吃光) Who has been ea
3、ting my dinner? (有剩余) Example: 我工作了整整一天。 I have been working all day. 我学英语学了好些年了。 I have been learning English for quite a few years.第四张,PPT共二十七页,创作于2022年6月我真累了。我一直在打羽毛球,我已经很长时间没打。I am really tired. I have been playing badminton. I havent played for a long time.我认识这位作家有些年了,我一直都在读他写的小说。I have known t
4、his writer for several years. I have been reading his novels.第五张,PPT共二十七页,创作于2022年6月III. Uses of past perfective1. had + ed 分词构成 2. 两个主要用法:已完成用法;未完成用法 相对的时间是过去:过去的过去,在过去某时之前发生的动作。 I had eaten my dinner before they came. 已完成 He told me that he had lived here for 10 years. 未完成 Example:第六张,PPT共二十七页,创作于
5、2022年6月当我们到达操场的时候,比赛已经开始了。When we got to / reached the playground, the match/game had begun.我还没来得及向他解释,他就走了。Before I explained to him, he had left.IV. Uses of past perfective progressive1. had been+ ing 分词构成2. 与现在完成进行体用法相仿,只是时间推移 到了过去。 Example:第七张,PPT共二十七页,创作于2022年6月在他大学毕业之前,他一直在努力地学习电脑。Before he gr
6、aduated from the college, he had been making efforts to learn computer.在老师到来之前,我已经在教室呆了五分钟了。By the time the teacher came, I had been staying in the classroom for 5 minutes. 第八张,PPT共二十七页,创作于2022年6月3. when/ before/ after/ until 引导的分句中过去完成体的用法。 表示动作先后,可以互换: When they came, I had eaten my dinner. I had
7、eaten my dinner before they came. After I had eaten my dinner, they came. They didnt come until I had eaten my dinner. By the time they came I had eaten my dinner.第九张,PPT共二十七页,创作于2022年6月 注:1) 通常一个动作用一般过去时,一个用过去完成体。2) After /before 本身已经体现出动作的先后,所以也可都用一般过去时 I ate my dinner before they came.After I ate
8、 my dinner, they came.两个动作可都用过去完成体,少,如by the time By the time they had come, I had eaten my dinner.第十张,PPT共二十七页,创作于2022年6月V. Imaginary use of past perfective1. 用于由if, if only, as if引导的分句中: If only you had told me before.2. 用于I wish, Id rather等结构后面的that- 分句中: I would rather you had told her the truth
9、.3. 用于expect, think, intend, mean (= intend) want, suppose等动词,表示过去未曾实现 的希望、打算或意图: I had intended to make a cake, but I ran out of time.第十一张,PPT共二十七页,创作于2022年6月VI. More on the use of perfective aspect1. 完成体与have got/ have got to 我得到了一本新字典。 I have got a new dictionary. 我有一本新字典。(口语) I have a new dictio
10、nary. I have got a new dictionary./ I have got no time. I have got to do it. = I have to do it.2. It is / will be the first time that I have been here. It was the first time that I had been here.第十二张,PPT共二十七页,创作于2022年6月Multiple Choice_, the players began the game. A) Having taken our seats B) Being
11、taken the seats C) After we had taken our seats D) Taking the seats2. The Curies discovered radium after they _. A) were married B) had been married C) married D) have marriedCC第十三张,PPT共二十七页,创作于2022年6月3. “Lets hurry. The President is coming.” “Oh, hasnt he come yet? I was afraid we _.” A) already mi
12、ss him B) has already missed him C) had already missed him D) have already missed him4. You will hardly believe it, but this is the third time tonight someone _ me. A) telephoned B) has telephoned C) telephones D) should telephoneCB第十四张,PPT共二十七页,创作于2022年6月5. You love your only son and indulge him so
13、 much that you _ him harm. A) are doing B) have done C) will have done D) are doing to do6. The company _ a rise in salary for ages, but nothing has happened yet. A) is promised B) is promising C) has been promising D) promisedAC第十五张,PPT共二十七页,创作于2022年6月7. It has been about 7 years since they _. A) g
14、ot married B) got marry C) get married D) have married8. As a young man he did not know that he _ become famous later on. A) was to B) should C) was going to D) wouldAA第十六张,PPT共二十七页,创作于2022年6月9. We _ the cold winter for the past 2 years. A) would have B) had C) have had D) have been having10. She _
15、when that young man dived in and saved her. A) drowned B) was drowning C) was going to drown D) had drownedDB第十七张,PPT共二十七页,创作于2022年6月11. He _ many of the experiences he ever _ in his childhood. A) gradually forget had B) is gradually forgetting had C) was gradually forgetting had D) have gradually f
16、orgotten had12. You have been within an inch of life and _ it. A) havent known B) didnt know C) do not know D) hadnt knownBB第十八张,PPT共二十七页,创作于2022年6月13. Our university is no longer what she _. A) had been B) had C) was D) will be14. She gave me that notebook on my birthday, and I _ it in my drawer. A
17、) have since kept B) since kept C) am since keeping D) had since keptCA第十九张,PPT共二十七页,创作于2022年6月15. You _ your books about. A) constantly leave B) are constantly leaving C) constantly left D) have constantly left16. I would have gone to visit him in the hospital had it been all possible, but I _ full
18、y occupied the whole of last week. A) were B) had been C) have been D) wasBD第二十张,PPT共二十七页,创作于2022年6月17. She _ clean out the space room last week, but was too much occupied at that time. A) intended to B) was intended to C) had intended to D) has intended to18. When I saw her smiling face, I knew she
19、 _ good news of her husband. A) has B) has had C) had had D) was havingCC第二十一张,PPT共二十七页,创作于2022年6月19. He did not arrive until the meeting was nearly over, for the simple reason that he _ asleep while watching television. A) had fallen B) has fallen C) fell D) was falling20. Henry would rather that h
20、is girl friend _ in the same department as he does. A) works B) had worked C) worked D) has been wokedCC第二十二张,PPT共二十七页,创作于2022年6月Error CorretingWhen the policeman found the body of that young man, he had already died for about two days.2. Although the students are disliking the material they are stu
21、dying right now, their instructor has no authority to change the syllabus. _been dead_ dislike第二十三张,PPT共二十七页,创作于2022年6月3. Since last fall, the young researcher watched the flowers she grew respond to the sun.4. The woman admitted to the doctor that her little boy had sat in the back room and ate everything he could find. _has watched _ eaten第二十四张,PPT共二十七页,创作于2022年6
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