1、Unit 10,Unit 10 Ive had this bike for three years.,Section A 3 Grammar focus - 4c,1. How long have you had that bike over there? Ive had it for three years. 2. How long has his son owned the train and railway set? Hes owned it since his fourth birthday. 3. Have you ever played football? Yes, I did w

2、hen I was little, but I havent played for a while now.,Grammar focus,現(xiàn)在完成時(shí)的持續(xù)型用法 現(xiàn)在完成時(shí)還可表示過(guò)去某一時(shí)間開(kāi)始并一直持續(xù)到現(xiàn)在(包括“現(xiàn)在”在內(nèi))的動(dòng)作或狀態(tài)，該用法中的動(dòng)詞多是延續(xù)性動(dòng)詞，常見(jiàn)的時(shí)態(tài)標(biāo)志詞有since, for等。,現(xiàn)在完成時(shí),1. since意為“自從以來(lái)”, 它既可作介詞，也可作連詞。作介詞時(shí), 后接表示過(guò)去的時(shí)間點(diǎn), 表示某事開(kāi)始的時(shí)間；作連詞時(shí), 引導(dǎo)時(shí)間狀語(yǔ)從句, 從句常用一般過(guò)去時(shí)。如： We have been here since last Sunday / two year

3、s ago. Mr. Jones has worked here since he was twenty-five.,2. for作介詞，后接一段時(shí)間，表示一個(gè)動(dòng)作或一種狀態(tài)已經(jīng)持續(xù)了多長(zhǎng)時(shí)間。如： I have studied here for three years. She has been away for five days.,注意： 1.對(duì)since和for引導(dǎo)的時(shí)間狀語(yǔ)提問(wèn)時(shí), 常用how long。如： Jane has learned to play the piano since two years ago. (對(duì)劃線(xiàn)部分提問(wèn)) How long has Jane lear

4、ned to play the piano?,2.在現(xiàn)在完成時(shí)中，含有for和since的句子可以相互轉(zhuǎn)換。如： They have lived here for five years. =They have lived here since five years ago.,3.在現(xiàn)在完成時(shí)中，表示短暫意義的動(dòng)詞(如come和see)在肯定句和一般疑問(wèn)句中不能和表示一段時(shí)間的時(shí)間狀語(yǔ)連用，但在否定句中是可以的。如： Mike has come to London for three weeks. () They havent seen each other for ages. (),短暫性(短

5、語(yǔ))動(dòng)詞與延續(xù)性(短語(yǔ))動(dòng)詞 和與表示狀態(tài)的短語(yǔ)之間的轉(zhuǎn)化 1.有些短暫性(短語(yǔ))動(dòng)詞可轉(zhuǎn)化為相應(yīng)的延續(xù)性(短語(yǔ))動(dòng)詞。常見(jiàn)的有： becomebe borrowkeep buyhave / own catch a coldhave a cold comestay put onwear go to sleepsleep move tolive in,2.有些短暫性(短語(yǔ))動(dòng)詞可轉(zhuǎn)化為表示狀態(tài)的短語(yǔ)。常見(jiàn)的有： leavebe away begin / startbe on diebe dead finishbe over joinbe in / be a member of fall asle

6、epbe asleep marrybe married come / arrive herebe here,1. When _ you _ the new bike? I _ it for 2 days. A. did, have; bought B. did, buy; have had C. did, buy; have bought (2015湖北恩施),【中考鏈接】,2. The TV program Voice of Youth is really great. I think so. It _ the hearts of lots of fans since it started.

7、 A. lose and touch B. won and touched C. has won and touched D. has lost and hit (2015廣東汕尾),3. My grandparents _ in that city since 2008. A. will live B. live C. have lived D. were living (2015北京),4. We have been friends _. A. last year B. one year ago C. since we met last year D. when we met last y

8、ear (2015廣西南寧),5. How happy the grandparents are! Yes, they _ for fifty years. A. have been married B. have married C. have got married D. married (2015四川眉山),6. What age did you leave home? I left home at 18, Neil. I _ your city for five years. A. have gone to B. have been to C. have been in D. have

9、 come to (2015江蘇揚(yáng)州),7. Amy, can we give away these soft toys? We _ them for many years. Mom, but I want to keep the bear. A. bought B. had C. have bought D. have had (2015湖北黃岡),4a,Rewrite the sentences using for or since.,Jim is in Japan. He arrived there three days ago. 2. They are very hungry. The

10、ir last meal was ten 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

11、 known Ann for three years/ since three years ago.,Linda has been ill since Monday.,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 _

12、 (always want) to have a dog.,have never been,go,have never owned,have always wanted,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,bought,havent been,miss,5. This museum _ (be) here for over 20 years. It _ (be) one of the oldest buildings in this small town.,has been,is,4c,Fill in the questions and as