人教版八年级英语下册 unit 10 ive had this bike for three years.（section a grammar focus-4c）课件 （共51张）

1、Section A 3Grammar focus 4c 表示从过去已经开始持续到现在的动作或状态，可以和表示“从过去某一时刻延续到现在的一段时间状语”连用，如“for+时间段”、“since+过去时间点”、“since+过去时的从句”、“since+一段时间+ago”。且for与since引导的时间状语可以相互转换。Present Perfect Tense现在完成时过去的动作或状态，一直持续到现在，for、since 把时间带。e.g. My uncle has worked at this factory for ten years.= My uncle has worked at thi

2、s factory since ten year ago. Ivelivedheresince1990 自从1990年以来我就住在这里。 Ihaventseenhimforthreeyears. 我三年没有看见他了。 瞬间动词的肯定式不能和时间段连用。但其否定式可以和时间段连用。因为，其否定式表示的是一种状态，而状态总是可以延续的。*He has come to Beijing for two years.He has been in Beijing for two years.*He has bought that book for three weeks.He has had that b

3、ook for three weeks.*He has joined the Army for one and a half years.He has been in the army for one and a half years.It is two years since he came to Beijing. It is three weeks since he bought that book.It is one and a half years since he joined the Army. *His grandma has died for nine months.His g

4、randma has been dead for nine months.It is nine months since his grandma died. 含有for，since的现在完成时的用法歌诀: 过去的动作或状态，一直持续到现在，for、since 把时间带。歌诀 非延续性动词用于完成时态，在肯定句中不能与for 或 since引出的短语(或句子)连用，但在否定句中是可以的，因为一个非延续性动词一旦被否定即成为状态，而状态总是可以延续的。如： I havent seen him for a long time. 我很久没见到他了。 He hasnt come here for som

5、e time. 他有段时间没来了。 I havent heard from her since she left. 自她离开以后，我一直没收到她的来信。 瞬间性动词 延续性动词 come be (in) buy have borrow keep leave be away die be dead stop be over begin / start be on open - be open close - be closed put on wear catch a cold have a cold get to know know go out be out finish be over fa

6、ll asleep be asleep join be in/be a member of become be make friends be friends非延续性动词和延续性动词之间的转换 在表示持续一段时间的句子中，应将短暂性动词转化为相同意义的延续性动词或状态动词。 初中英语中常见的有： 短暂性动词延续性动词go, leave, movearrive, come, reachjoin, becomebuy, get (得到)be away (off), be out of be here , be in +某地be in, be a (an) + n.havefall ill (asl

7、eep)finish, endbegin , startbegin to learn (work, read, rain)go outget upborrowget to knowdielosebe ill (asleep)be overbe onlearn, work , read, rainbe outbe upkeepknow be deadbe lost短暂性动词延续性动词 此种用法中表示持续性的动作或状态的 动词必须是延续性动词(否定句除外)。1. 这本书我买了5年了。 I have bought the book for five years. ( ) Ive had the bo

8、ok for five years. ( )句中动词的特点 2. 你哥哥参军多长时间了？ How long has your brother joined the army? ( ) How long has your brother been in the army/been a soldier? ( )Kitty has left Beijing for two days.Kitty left Beijing two days ago.Kitty has been away from Beijing for two days.Kitty has bought her purse since

9、 last year.Kitty bought her purse a year ago.Kitty has had her purse for a year.不能说: *He has come to Beijing for two years. *He has bought that book for three weeks. *He has joined the Army for one and a half years.*His grandma has died for nine months. He has got up for 5minutes.可以说:He has been in

10、Beijing for two years. He has had that book for three weeks. He has been in the army for one and a half years. His grandma has been dead for nine months.He has been up for 5minutes.The old man died two years ago.这个老人两年前死了。The old man has been dead for two years.这个老人死了两年了。He bought a car five years a

11、go.他五年前买了一辆轿车。He has had the car for five years.这辆轿车他买了五年了。Rewrite the sentences using for or since. (4a)1. Jim is in Japan. He arrived there three days ago. Jim has been in Japan for three days.2. They are very hungry. Their last meal was ten hours ago. They have not eaten for ten hours. They have

12、been very hungry for ten hours. (Although their last meal was ten hours ago, it isnt logical that they got hungry immediately after they had their last meal.)4aRewrite the sentences using for or since. Jim is in Japan. He arrived there three days ago.2. They are very hungry. Their last meal was ten

13、hours ago.They have been hungry for ten hours/since ten hours ago.Jim has been in Japan for three years.3. I have a camera. I bought it in 2009.4. I know Anna. I first met her three years ago.5. Linda is ill. She became ill on Monday.I have had a camera since 2009.I have known Ann for three years/si

14、nce three years ago.Linda has been ill since Monday.4bFill in the blanks with the correct forms of the verbs in brackets. I _ (never be) to the water park before. I want to _ (go) next month before the weather gets too cold.2. They _ (never own) any pets, but they _ (always want) to have a dog.have

15、never beengohave never ownedalways want3. We _ (have) a piano since last November. We _ (buy) it from the Li family when they moved to the US last year.4. Cathy and Amy _ (not be) back to their hometown for two years. They _ (miss) their hometown a lot and hope to visit the place next year.have hadb

16、oughthavent beenmiss5. This museum _ (be) here for over 20 years. It _ (be) one of the oldest buildings in this small town.has beenis4cFill in the questions and ask two students. Then complete the chart.1. Do you have a(n) _? How long have you had it?2. Do you own a(n)_? How long have you owned it?T

17、hingsHow longTonyfavorite book basketballfor two yearssince he was 10 years oldstudent1Student2【2012黔西南】He _ his hometown for twenty years. He really misses it!A. has been away from B. left C. has left D. is away from中考链接【解析】A 考查动词的时态。从“for+一段时间”时间状语可知用现在完成时，因此，只能选择A或C选项；而leave是瞬间性动词，不能持续一段时间，所以要将le

18、ave变成be away from，故选A答案。 真题链接( ) 1. Excuse me, where is Mr. Browns office?Sorry, I dont know. I _ here for only a few days. A. work B. worked C. have worked D. will workC( ) 2. My grandmother _ a lot of changes in Tianjin since she came here. Asees B. can see C. will see D. has seenD( ) 3. I _ many

19、new friends since I came here. A. make B. made C. will make D. have madeD( ) 4. My aunt is a writer. She _ more than ten books since 1980 A. writes B. wrote C. has written D. will writeC( ) 5. I _ Mr. Smith since he moved to Shanghai. A. didnt hear from B. dont hear from C. wont hear from D. havent

20、heard fromD( ) 6. Not only Jam but also his parents _ a few interesting places since they came to China. A. will visit B. has visited C. have visited D. visited C( ) 7. Look at these stamps. I _ them for five years. Wow, they are wonderful. A. kept B. have kept C. have boughtB( ) 8. He _ for ten yea

21、rs. A. has been married B. married C. got married D. has marriedA( ) 9. My sister has learnt English _. A. for twelve years ago B. since she was four C. twelve years ago D. at the age of fourB( ) 10. She _ the book _ two days ago. A. has borrowed; since B. has kept; since C. kept; forBPractice 用括号内词

22、的正确形式填空。The old man _(live) here since 1992._ you _(visit) our factory yet?I _ (not see) you for a long time. You _(change) a lot.Im afraid I _(keep) you waiting for a long time.He _(know) the city since he was very young.has livedHavevisitedhavent seenhave changedhave kepthas known 选用 for和 since填空:

23、1.We havent seen each other _ a long time.2.His father has been in the Party _ 10 years ago.3.The film has been on _ 20 minutes.forsincefor4. Mr Green has worked here _ he came to China.5. His grandparents have been dead _ several years.6. Its five years _ we met last time.sinceforsince 用for或since完成

24、下列句子。1. Jill is in Ireland now. She arrived there three days ago. She has been there for three days.2. Jack is here. He arrived here on Tuesday.He has _.3. I know Sue. I first met Sue two years ago. Ive _ _.been here since Tuesdayknown Sue since two years ago. / for two years4.I have a camera. I bou

25、ght it in 1989. _.5.Dave plays the piano. He started when he was seven years old._.I have had the camera since 1989Dave has played the piano since he was seven years old1. They have been here since 2000. (对划线部分提问) _ have they been here? 2. The old man _ last year. He _ for a year. (die) （动词填空） 3. Th

26、is factory opened twenty years ago. (同义句转换) This factory _ for twenty years. Howlongdiedhas been deadhas been open按要求完成句子。 1. She _ this book for nearly three weeks. A. has borrowed B. has lent C. has bought D. has kept 2. Ten years has passed _ the CCTV event People Who Moved China took place in 20

27、02.A. when B. while C. before D. sinceExercises1.I borrowed the library book two days ago. I _ _the library book_ two days.2.The meeting started ten minutes ago.A. The meeting_ _ _ _ten minutes ago.B. The meeting_ _ _ _ten minutes.have keptforhas been onhas been onsincefor同义句3.My brother joined the

28、Party last year. A. My brother _ _ _the Party since last year. B. My brother_ _ _ party member since last year.4.He left Nanjing two years ago. He_ _ _ _Nanjing for two years. has been inhas been ahas been away from5. That dog died last month. That dog_ _ _since last month.6. He has had the bike for

29、 two years. A. Two years_ _since he _the bike. B. Its _ _since he_ the bike. C. He _the bike two years_.has been deadhas passedboughttwo years boughtbought ago1、They have been here since 2000. (对划线部分提问) _ _ have they been here? 2、The old man _ last year. (die / dead) He _ _ _ for a year. (die / dead

30、) （选词填空） 3、This factory opened twenty years ago.(同义 句转换) This factory _ for twenty years. How long diedhas been open has been dead 4、Miss Gao left an hour ago. (同义句转换) Miss Gao _ _ _ _ an hour.5、Her mother has been a Party member for three years .（同义句） Her mother _ the Party three years _ . has been

31、 away forjoinedago1、你来晚了，电影已放了10分钟了。A: You are late. The film for 10 minutes.B: You are late. It ten minutes since the film .C: You are late. The film 10 minutes .has been onisbegan/startedbegan/startedago瞬间动词和延续性动词、状态句型转化练习:Exercise2、我叔叔当兵已经有2年了。A: My uncle _ _ _ the army for 2 years.B: It _ 2 year

32、s _ my uncle joined the army. C: My uncle _ the army 2 years ago.3、Linda 已经感冒4、5天了。A: Linda _ a cold _ 4 to 5 days.B: It _4 to 5 days since Linda _ a coldC: Linda _ a cold 4 or 5 days _ .has been inissincejoinedhas hadforiscaughtcaughtago4、他爷爷去世已经有5年了。A: His grandpa _ _ _ for 5 years.B: It _ 5 years since his grandpa _.C: His grandpa _5 years _ .5、你来晚了，火车已经开走了20分种了。A: Youre late. The train _ _ _ for 20 minutes.B: It _ 20 minutes since the tra