现在完成时教案

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1、教案年级：九科目：英语课题：现在完成时教学目的：教学重点：教学难点：教学过程一 Warming up and lead in二 PresentationRecite words and its past and past participle(背诵单词及其过去分词): be, come,become,buy,can,do,eat,feel,go,give,hear,know,let,see,write（二）Definition 1. 已完成用法，也叫影响性用法。该用法的现在完成时表示一个过去发生的动作在过去已经完成，但对现在产生影响。2. 未完成用法，也叫持续性用法。该用法的现在完成时表示一个

2、过去发生的动作或开始的状语在过去并未完成或结束，而是一直持续到现在，并且有可能继续下去（也可能到此结束）。（三） StructureHave/has +过去分词 回顾句子结构：（定）主（状）谓（定）宾（补）E.g, He has seen the film several times.这部电影他已经看了好几次了。（已完成）E.g. I have known her for a ling time.我认识她很长时间了。（未完成）否定句：主语+have/has+not+过去分词+其他一般疑问句：have/has+not+主语+过去分词+其他（四） 常用时间状语：“since+时间”，“for+时间

3、段”及how long, since, ever, never, already, yet, twice, so far, up to now, over the years, in the last/past few years.1. Since表示“自从.以来”时，无论是用作介词、连词还是副词，since通常要与现在完成时连用。如： Ive had nothing to eat since lunchtime.从中午到现在我什么都没吃。It has been a long time since the TFboys founded. TFboys成立很久了。It has ten years

4、 since he left here. 他离开这儿已10年了。2. In the last few years/ in the past few years，“在过去的几年”表示从现在算起的过去一段时间内，通常要与现在完成时连用。如： The house has changed hands three times in the last two years.在过去的两年中，这栋房子已转手三次。 Ive seen little of her in the past few weeks.近几周我很少见到她。3. Over the years“这些年来”“经过这么多年之后”“最近几年”，通常表示从

5、现在算起的过去几年。Shes brought us so much happiness over the years.这些年来，她给我们带来了不少的幸福。4. So far/Up to now“到目前为止” So far/Up to now 500 people have died in the earthquake.到现在为止，已有500人在地震中丧生。5. Its the first time that.“这是第一次做某事”，that从句后跟现在完成时。如： Its the second time Ive come here.这是我第二次来这。（for sb.）to do sth. Its

6、 time 用动词的过去式（be用were） （that） 用should+动词原形（should不省略）Its time to do cleaning.Its time we should do cleaning.Its time we did cleaning.注意：1.现在完成时不能单独与过去的时间状语连用，如yesterday,last week, three years ago等；2. 不能与when连用；3. 现在完成时往往同表示不确定的过去时间状语连用。（五） has gone to ,has been to, has been in 的区别Have/has gone to:去了

7、（现在不在现场）Where is your father? He has gone to Shanghai.Have/has been to:去过（在现场）My father has been in Shanghai.Have been in :待了多久（还在所待的地方）My father has been in Shanghai for two months./since two months ago.注意：与表示次数的once,twice,three times等连用是，只能用Have been to.She has been to Europe twice.他到欧洲去过两次。另外，hav

8、e been to 除了可接地点表示去过某地外，有时可以接活动，表示去参加过某种活动，或接动词原形（尤其是动词see），表示去做某事。如：Shes just been to a party.她刚参加了晚会回来。He has never been to see me since I have been ill.我生病以来他从未来看过我。（六） 现在完成时的肯定句中瞬间动词（buy,die,join, come,go leave,join.）不能直接与for+时间段，since+时间点连用。要将其改为延续性动词。口诀：开始离去，借来还，出生入死，买到家。+开关结束Begin,leave,go,bo

9、rrow,come,return,leave,join,die,buy,arrive.Begin- be on go out-be out borrow-keep come/arrive/reach/join -be in Return-come back toleave- be away die-be dead Buy-have Open-be open close-be closed finish-be over1. Have代替buy My brother has had（不能用has bought）this bike for almost four years.2. Keep/have

10、 代替borrow I have kept（不能用have borrowed）the book for quite a few day.3. 用be代替become How long has your sister been a teacher?4. 用have a cold代替catch a cold Tom has had a cold since the day before yesterday.教学练习一、判断以下句子的时态。 1. He is a worker. 2. I played basketball yesterday. 3. Ive washed the car.4. My

11、 father goes to work by car every day. 5. Xiao Ling always studies hard. 6. You and I will work in the same factory. 7. Jia Min sometimes plays computer games. 8. She is reading an English book. 9. My mother is going to Shanghai tomorrow. 10. Shall I get your coat for you？ 11. You should take the me

12、dicine three times a day. 12. I am never late for school. 13. What was she doing at nine oclock yesterday?14. Rose usually goes shopping with her mother.二、 单项选择。1、 Both his parents look sad. Maybe they _whats happened to him . . knew . have known . must know . will know 2、 He has _ been to Shanghai,

13、 has he? . already . never . ever . still 3、 Have you met Mr. Li _？ . just . ago .before .a moment ago 4、 The famous writer _ one new book in the past two year . . is writing .was writing .wrote .has written 5、 Our country _ a lot so far . Yes. I hope it will be even _. has changed ; well . changed;

14、 good . has changed ; better . changed; better 6、 Zhao Lan _already _in this school for two years . . was; studying . will; study . has; studied . are; studying 7、 We _ Xiao Li since she was a little girl . . know . had known . have known . knew 8、 Harry Potter is a very nice film. I_ it twice . . w

15、ill see . have seen . saw .see 9、 These farmers have been to the United States Really? When _ there? . will they go . did they go . do they go . have they gone 10、_ you _ your homework yet ? Yes. I _ it a moment ago. . Did; do; finished . Have; done; finished . Have; done; have finished . will; do;

16、finish11.His father _ the Party since 1978 . . joined . has joined . was in D. has been in10、 Do you know him well ? Sure .We _ friends since ten years ago . . were . have been . have become . have made11、 How long have you _ here ? About two months. . been . gone . come . Arrived 12、 Hurry up! The

17、play _ for ten minutes. . has begun . had begun . has been on . Began 13、 It _ ten years since he left the army . . is . has . will . Was 14、 Miss Green isnt in the office. she _ to the library. . has gone . went .will go . has been 17、My parents _ Shandong for ten years. . have been in . have been

18、to . have gone to . have been 15、 The students have cleaned the classroom, ? A. so they B. dont they C. have they D. havent they 19 has Mr White been a member of Greener China since he to China? A. How soon, comes B. How often, got B. C. How long, came D. How far, arrived 20、 His uncle for more than

19、 9 years. A. has come here B. has started to work B. has lived there D. has left the university三、 句型转换。 1、 He has never surfed, ?（改成反意疑问句） 2、They have been here since 2000. (对划线部分提问) _ _ have they been here? 3、The old man _ last year. He _ for a year. (die) （动词填空） 4、This factory opened twenty years

20、ago.(同义句转换) This factory _ _ _ for twenty years.5、 Miss Gao left an hour ago. (同义句转换) Miss Gao _ _ _ _ an hour ago. 6、 Her mother has been a Party member for three years .（同义句） Her mother _ the Party three years _. 7、 The Green Family moved to France two years ago. (同义句转换) _ two years _ the Green fa

21、mily moved to France. 8、 The bus has arrived here. It arrived ten minutes ago. (把两个句子合并成一个句子) _ 四、 汉译英。 1. 我刚刚丢了我的化学书。（just） _ 2. 我以前从来没去过那个农场。(never) _ 3. 你已经看过这部电影了吗？_ 4. 我妹妹成为一个大学生已经三年。 _ 5. 他们已去了美国五年了。(for) I. Fill in the blanks with the proper form. 1. I_ already _ (see) the film. I _ (see) it

22、last week. 2. _ he _ (finish) his work today? Not yet. 3.My father _ just _ (come) back from work. He is tired now. 4. Wheres Li Ming ? He _ (go) to the teachers office. 5.I _ (work) here since I _ (move) here in 1999. 6. So far I _(make) quite a few friends here. 7. How long _ the Wangs _(stay) her

23、e ? For two weeks. 8. I _ just _ (finish) my homework. 9. He _ (go) to school on foot every day. 10._ you _ (find) your science book yet? 11. If it _ (be) fine tomorrow, Ill go with you. 12. The students _ (read) English when the teacher came in. 13. Look! The monkey _ (climb) the tree. 14. My mothe

24、r _ (come) to see me next Sunday. 15. Ive lost my pen. _ you _ (see) it anywhere? II. Choose the best answer. 1. How long have you _ here? A. come B. got C. arrived D. been 2. My grandpa died _. A. at the age of my 2 B. for 2 years C. when I was 2. D. my age was 6. 3. Jane has _ to BeiJing. She will

25、 come back tomorrow. A. been B. gone C. went D. never been 4. It is ten years _ I last saw her. A. after B. since C. for D. that 5.-Who will go to the station to meet Lorry? -I will. I _ her several times. A. met B. have met C. had met D. will meet 6. -What a nice dress! How long _ you _ it? -Just 2

26、 weeks. A. will, buy B. did, buy C. are, having D. have, had 7.-Do you know Lydia very well? -Yes, She and I _ friends since we were very young. A. have made B. have become C. have been D. have turned 8. The Smiths _ in China for 8 years. A. has lived B. lived C. have been D.live 9. -Hello, this is

27、Mr. Green speaking. Can I speak to Mr. Black? - Sorry. He _ the Bainiao Park. A. has been to B. has gone to C. went to D. will go to 10. -_ you ever _ to the US? - Yes, twice. A. Have, gone B. Have, been C, Do, go D. were, going III. Rewrite the sentences. 1. I have been to Macau before. (改为否定句) I _

28、 _ been to Macau before. 2. He hasnt come to school because he was ill. (就划线部分提问) _ _ he come to school? 3. I bough a new bike just now. (用just改写) I _ just _ a new bike. 4. We began to learn English three years ago.(改为同义句) We _ _English _three years 5. He has never surfed, _ _? （改成反意疑问句） 6. They hav

29、e been here since 2000. (对划线部分提问) _ _have they been here? 7. The old man _ last year. He has _ _for a year. (die) （动词填空） 8. Miss Gao left an hour ago. (同义句转换) Miss Gao has _ _ _ an hour ago. . Ask the questions 1) I have been there for two days. _ _ _ you _ _? 2) My father has lived here since 2000.

30、 _ _ _ your father _ _? 3) He left here yesterday. _ _ he _ _?4) They bought a book two hours ago. _ _ they _ a book? . Use “never, ever, already, just, yet, for, since” to fill in the blanks. 1.I have _ seen him before, so I have no idea about him. 2.Jack has _ finished his homework. 3. Mr. Wang ha

31、s taught in this school _ ten years. 4. “Have you _ seen the film?” “No, I have _ seen it.” 5. “Has the bus left _?” “Yes, it has _ left.” 六、用have / has been to / in, have gone to及go的各种形式填空。 1) Where is Jack? He _ his country. 2) David _ the park just now. 3) John _ England since he came back. 4) Ho

32、w long _ they _ this village? 5) The Smiths _ Beijing for years. 6) _ you ever _ America? - Yes, I _ there many times. 7) I _ this school since three years ago. 8) Where is Jim? He _ the farm. 9) When_ he _? He _ an hour ago. 10) Would you like to _ to the zoo with me? -Yes, but I _ there before. 11

33、) Where _ you _ now? - I _ to the zoo. 12) He often _ swimming. 13) _ you _ there last year? 14) _ they often _ skating in winter? 七 用never, ever, already, just, yet, for, since填空 1. I have _ seen him before, so I have no idea about him. 2. Jack has _ finished his homework. 3. Mr. Wang has taught in this school _ ten years. 4. “Have you _ seen the film?” “No, I have _ seen it.” 5. “Has the bus left _?” “Yes, it has _ left.”练习答案：课后作业：。作业答案：