人教版八年级英语下册课件Unit10GrammarFocus_2

Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,11/7/2009,#,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,人教版八年级英语下册课件Unit-10Grammar-Focus,人教版八年级英语下册课件Unit-10Grammar-Foc,Read the following sentences.,How long,have,you,had,that bike over there?,Ive had,it,for,three years.,How long,has,his son,owned,the train and railway set?,Hes owned it,since,his famous birthday.,Have,you ever,played,football?,Yes, I did when I was little, but I havent played,for,a,while now.,2,Read the following sentence,现在完成时表示动作或状态从过去某一时刻开始、一直持续到现在，多与“,since +,点时间”或“,for +,段时间”连用。,for,表示“经过,(,一段时间,)”,，而,since,表示“自从,(,以来,)”,。 常见结构如下：,Summary,现在完成时,-,since,和,for,的用法,3,现在完成时表示动作或状态从过去某一时刻开始、一直持续,for,+,表示一段时间的状语,一段时间,+ ago,since,+,表示过去的某一时间点,从句,来看几个例句吧：,He has lived here for 16 years.,他住在这里有十六年了。,He has lived here since 16 years ago.,他从十六年前起就住在这里了。,He has lived here,since,1991.,他从,1991,年起就住在这里了。,He has lived here,since,he was born.,他从出生起就住在这里。,4,for +表示一段时间的状语He has lived her,在对现在完成时的时间状语进行提问时，我们常用,how long,How long,have you played basketball?,How long,have you been collecting shells?,-,How long,has Mary been a teacher?,- Since two years ago.,5,在对现在完成时的时间状语进行提问时，我们常用how long,介词,for,短语表示一个时间段，指某个动作或情况到现在为止已持续了多久；,since,作为介词，接一个时间名词；作为连词，引导一个时间状语从句,(,从句动词一般是短暂性动词,),。,since,表示“自,以来”，指某个动作或情况从过去某一点时间一直持续到现在，因此，与,for,或,since,引出的时间状语连用的句子,(,或主语,),谓语动词必须是,延续性,的。,6,介词 for 短语表示一个时间段，指某个动作或情况到,英语中有些动词的意义不能延续，表示的是一瞬间就结束的动作，这些动词被称为,非延续性,动词或,短暂性,动词，常见的如,come, leave, go, lose, see, begin, start, arrive, become, die, buy, borrow, close, join, reach, fall, get up,等。这类动词可以用于完成时态，但在肯定句中不能与表示动作延续的时间状语,for,或,since,短语连用。如：,正,: He has come back.,他已回来。,误,: He has come back for three days.,7,英语中有些动词的意义不能延续，表示的是一瞬间就结束的,若要表示“他回来已三天了”这样的意思，可以将动词改为,延续性动词,，或改变时间状语，或改用别的句型等，如译为：,He has been back for three days.,(,改变谓语动词,),He has been back since three days ago.,(,改变谓语动词,),He came back three days ago.,(,改变时间状语及动词时态,),Its three days since he came back.,(,改变句型,),8,若要表示“他回来已三天了”这样的意思，可以将动词改为,come, go, begin, start, become, join, end, die, buy, arrive, reach, borrow, lend, get to know,等这些短暂性动词如果要谈论一个动作发生在过去某个时间点，我们可以使用,ago,或一般过去时。如：,9,come, go, begin, start, be,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 last year.,Kitty bought her purse a year ago.,Kitty has had her purse for a year.,x,x,10,Kitty has left Beijing for two,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, move,arrive, come, reach,join, become,buy, get (,得到,),be away (off), be out of,be here , be in +,某地,be in, be a (an) +,n,.,have,11,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,fall ill (asleep),finish, end,begin , start,begin to learn (work, read, rain),go out,get up,borrow,get to know,die,lose,be ill (asleep),be over,be on,learn, work , read, rain,be out,be up,keep,know,be dead,be lost,短暂性动词,延续性动词,12,fall ill (asleep)be ill (aslee,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 some 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。,13,非延续性动词用于完成时态，在肯定句中不能与for 或,4a,Rewrite the sentences using,for,or,since,.,1. Jim is in Japan. He arrived there three days ago.,2. They are very hungry. Their last meal was ten hours ago.,3. I have a camera. I bought it in 2009.,Jim has been in Japan for three days.,They have not eaten for ten hours.,I have had a camera since 2009.,4. I know Ann. I first met her three years ago.,5. Linda is ill. She became ill on Monday.,I have known Anna for three years.,Linda has been ill since Monday.,14,4aRewrite the sentences using,4b,Fill 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 never been,go,have never owned,have always wanted,15,4bFill in the blanks with the,3. 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 had,have not been/havent been,bought,miss,5. This museum _ (be) here for over 20 years. It _,(be) one of the oldest buildings in this small town.,has been,is,16,3. We _ (have) a piano,1. Do you have a(n) _? How long have you had it?,2. Do you own a(n) _? How long have you owned it?,Things,How long,Tony,favorite book,basketball,for two years since,he was 10 years old,Student 1,Student 2,4c,Fill in the questions and ask two students. Then complete the chart.,17,1. Do you have a(n) _?,一、用括号内所给单词的适当形式填空。,1,We _(not see) each other since I _(leave) the university.,2,The hospital _(be) here for 10 years. It _ (be) the tallest,building in our city.,3,She _(never be) to the amusement park since two,years ago. Her parents _(take) her there next week.,4,I dont want to give away my football shirts although I _,(not play) for a while now.,5,I _(never visit) the Great Wall before. I want,_(visit) it one day.,havent seen,left,has been,is,has never been,will take,havent played,have never visited,to visit,18,一、用括号内所给单词的适当形式填空。havent seen,6. The old man _(live) here since 1992.,7. _ you _(visit) our factory yet?,8. I _ (not see) you for a long time. You _(change) a lot.,9. Im afraid I _(keep) you waiting for a long time.,10. He _(know) the city since he was very young.,has lived,Have,visited,havent seen,have changed,have kept,has known,19,6. The old man _(live,( ) 1. I _ Mr. Smith since he moved to Shanghai.,A. didnt hear from B. dont hear from,C. wont hear from D. havent heard from,D,( )2. 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,二,.,单项选择,20,( ) 1. I _ Mr. Smi,( )3. 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 work,C,( ) 4. My grandmother _ a lot of changes in,Tianjin since she came here.,A,sees B. can see,C. will see D. has seen,D,21,( )3. Excuse me, where,( ) 5.I _ many new friends since I came here.,A. make B. made,C. will make D. have made,D,( ) 6.My aunt is a writer. She _ more than ten books since 1980.,A. writes B. wrote,C. has written D. will write,C,22,( ) 5.I _ many new,( )7. Some boys in our class _ the football club for a year. They are crazy about playing football now.,（,2017,哈尔滨）,A. joined B. have joined,C. have been in,( )8. _is it from your house to the bookstore?, Its about fifteen minutes walk.,（,2017,哈尔滨）,A. How long B. How far,C. How often,C,B,23,( )7. Some boys in our c,( ),9. My mother _ a good example for me since I was young.,（,2016,陕西）,A. was B. has been C. will be D. is,B,( ),10. Uncle Liang _ in Haikou since 1980, so he knows a lot about the city.,（,2016,海南）,A. is living B. has lived C. lived,B,24,( ) 9. My mother _ a,( ),11. William Shakespeare _ for 400 years, but his works still have great influence today.,（,2016,山东青岛）,A. died B. was dying,C. has died D. has been dead,D,( ) 12. -What a nice watch! How long _ you _it?,-For just two weeks.,（,2016,天津）,A. will , buy B. have, had,C. were, having D. did, buy,B,25,( ) 11. William Shakespe,( ) 13. Premier Zhou Enlai _ for many years, he still lives in the hearts of Chinese people.,（,2015,安顺）,A. died B. was died,C. has been died D. has been dead,D,( )14. I _ scared of dogs ever since a dog hurt me when I was five years old.,（,2015,杭州）,A. will be B. was,C. have been D. would be,C,26,( ) 13. Premier Zhou Enl,( ) 15. Do you know Diaoyu Island?Sure. It _ China since ancient times. 【2014,湖北咸宁,】 A. belongs to B. belonged to,C. has belonged to D. is belonging to,C,( ) 16.He _ in this factory for 20 years already.,【2014,北京,】A. will work B. works,C. has worked D. is working,C,27,( ) 15. Do you know Di,三、按要求完成下列句子。,1,Her parents came to China five years ago.(,改为同义句,),Her parents _ China _ five years.,2,My father left home the day before yesterday.(,用,for two days,改写句子,),My father _home for two days.,3,Susan bought the umbrella the day before yesterday.(,改为同义句,),Susan _ the umbrella _two days ago.,have,been,in,for,has,been,away,from,has,had,since,28,三、按要求完成下列句子。have been inforhas,4. They have been here since 2000. (,对划线部分提问,),_ have they been here?,5. The old man _ last year.,He _ for a year. (die),（动词填空）,6. This factory opened twenty years ago. (,同义句转换,),This factory _ for twenty years.,Howlong,died,has been dead,has been open,29,4. They have been here since 2,4. 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.,四,.,选用,for,和,s,ince,填空,:,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.,for,since,for,since,for,since,30,4. Mr Green has worked here _,五,.,用,for,或,since,完成下列句子。,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 Tuesday,known Sue since two years ago. / for two years,4.I have a camera. I bought it in 1989.,_.,5.Dave plays the piano. He started when he was seven years old.,_.,I have had the camera since 1989,Dave has played the piano since he was seven years old,31,五. 用for或since完成下列句子。been h,1. Do the other exercises.,32,1. Do the other exercises.34,感谢聆听,感谢聆听,