现在完成时之瞬间动词转变为持续性动词

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现在完成时之瞬间动词转变为持续性动词 一、兴趣导入:Teacher: Tom, why are you late for school every day? Tom: Every time I come to the corner, a sign says, "School-Go Slow". 二、知识点回顾:现在完成时基本用法 三、(1)专题讲解: 在完成时中,一个瞬间性动词(一次性动作)不能与表示一段时间的状语(for, since, how long等)连用,此时须将该瞬间动词改为延续性动词或状态动词. Eg: buy ( bought ) --- have / has had 买 borrow (borrowed) --- have / has kept 借 die ( died ) --- have / has been dead 死 leave ( left ) --- have / has been away ( from ) 离开 begin ( began ) --- have / has been on 开始 join ( joined) --- have / has been in 参加 --- have / has been a ( party) member go (went) --- have / has been there / in 去 come/arrive/reach/get to --- have / has been here / in 来/到达 end (ended) ----- have/has been over 结束

eg. The film began five minutes ago. ------The film has been on for five minutes. ------It has been five minutes since the film began.

用"be+形容词"代终止性动词 1、be+married代marry 2、be+ill代fall (get) ill 3、be+dead代die 4、be+asleep代fall (get) asleep 5、be+awake代wake/wake up 6、be+gone代lose,die,sell,leave 7、be+open代open 8、be closed代close/shut

用"be+副词"代终止性动词 1"be+on"代start,begin 2"be+up"代get up 3"be+back(to)"代return to,come back to,go back to 4"be here (there)"代come(arrive,reach,get) here或go (arrive,reach,get) there等等 用"be+介词短语"代终止性动词 1."be in/at +地点"代替go to /come to 2.用be in the army 代替join the army 3."be in/at +地点"代替move to

四、 巩固练习: 将瞬间动词变成延续性动词表: 1. have arrived at/in....... got to/reached...... come/gone/moved to...... →

2. have come/gone back/returned → 3. have come/gone out → 4. have become → 5. have closed / opened→ 6. have fallen ill→ 7. have died → 8. have left...... → 9. have fallen asleep/got to sleep → 10. have finished/ended/completed → 11. have married → 12. have begun → 13. have borrowed/bought → 14. have/has gone to → 15. have joined/have taken part in the league/the Party/the army→

五、拓展训练: 1.你曾经吃过鱼和薯条吗? 2. 我刚刚丢了我的化学书。 3. 我以前从来没去过那个农场。 4. 他已经吃过午饭. 5. 你已经看过这部电影了吗? 6. 我哥哥还没回来。 7.这本字典我已买了三年了。 8.他离开中国三年了。 9.我认识他们五年了。 10.我的妈妈拥有这些围巾十几年了。 当堂过手练习: 1、Her grandfather ______ for two years. A. died B. has died C. has been dead D. has been died 2、His father ______ the Party since 1978 . A. joined B. has joined C. was in D. has been in 3、-Do you know him well ? - Sure .We _________ friends since ten years ago . A. were B. have been C. have become D. have made 4、-How long have you ____ here ? -About two months . A. been B. gone C. come D. arrived 5、Hurry up! The play __________ for ten minutes . A. has begun B. had begun C. has been on D. began 6、It _____ ten years since he left the army . A. is B. has C. will D. was 7、My parents ______ Shandong for ten years . A. have been in B. have been to C. have gone to D. have been 8、 has Mr White been a member of Greener China since he to China? A. How soon, comes B. How often, got C. How long, came D. How far, arrived 9、The factory ____ since the February of 1988. A . has been open B. has opened C. was open D. opened 10、Mary and Rose ____friends since they met in 2000. A. have made B. have been C. made D. have become 11、The meeting _____ for a week now. A. has finished B. has ended C. has been over D.had been over 12、Miss Gao ______ this school for nearly 5 years. A. has been in B. has come to C. has taught D. has gone to 13、Ben ______ a teacher for 4 years . A. has been B. has become C. was D. became 14、 I ______ home for a week. A. have returned B. have been back C. returned D.have been back to 15、Ever since then, Tom _______a fan of classical music. A. has been B.is C. has become D. have been

家庭作业 一、阅读对话,填写适当的单词使对话完整通顺。(10分) A: Hi, Tina! I haven't (1) you for a long time. (2) have you gone? B: Oh, I've been to Australia (3) vacation. I had a great (4) there. A: That's great! I hope one day I will go there (5) . B: Why have you been (6) these days? A: I've been there (7)_______ a job. I like to travel so I want to be a (8) attendant. B: Have you got the job? A: I'm afraid not. These days I have been (9) English at a language school. I have to speak English well (10)_________ I want to get the job. B: Well, I hope you can improve your English soon. A: Thank you!

二、根据短文内容,从短文后的选项中选出适当的选项补全短文。( My uncle has a very beautiful umbrella. He's had it for years. As he is very careful with it, so it still looks as good as new. 1 He shook his head. "Then how did you get it?" I asked. "Well," he answered, "there' s a strange true story about the umbrella. About ten years ago, I was walking along a quiet London street one evening when it suddenly rained. I had no raincoat or umbrella. 2 And the people in the streets were fewer and fewer. As I was on my way to a party, I was afraid to get wet. So I stood in a doorway and waited for the rain to stop. 3 What was worse, there even wasn't a person around, and still it rained and rained. At last a young man came to the place where I was standing. 4 As I hoped he would allow me to walk to the next corner with him, where I could get a taxi, I stepped out of the dark doorway where I had been standing. 5 As I suddenly appeared before him, the young man was so shocked that he dropped the umbrella. He ran away and disappeared into the darkness. I picked up the umbrella and continued my walk. I knew it would be hard in this big city to find the owner, so I've kept it ever since." A. Gradually, it grew quite dark. B. He held a large umbrella over his head. C. I asked him where he was going with that umbrella. D. No buses ran through the street and there were no taxis. E. I asked my uncle if he bought it or some one sent him as a gift