Unit10 I've had this bike for three years.Section A grammar課件 2021-2022學(xué)年人教版八年級英語下冊

1、現(xiàn)在完成時：表示過去開始并一直持續(xù)到現(xiàn)在的動作或狀態(tài)， for + 時間段 since時間點/從句 How long: 對since 和for 引導(dǎo)的時間狀語進(jìn)行提問 我從13年前開始就住在這里。 Ive lived here since 13 years ago.= Ive lived here for 13 years. How long have you lived here?練一練選擇for或since填空。1. I have been here _ five months ago.2. He has been an engineer _ about two months.3. Gre

2、at changes have taken place(發(fā)生) _ you left.4. I have studied English _ I was 12 years old.5. Its been two years _ I became a high school student.sinceforsincesincesinceSelf Check1. I havent been to a museum _.2. I havent written a letter _.3. I havent ridden a bike _.4. I havent seen a movie _.5. I

3、havent played computer games _.for five yearssince I was 6 years oldsince I went to middle schoolsince two months agofor three hours表示動作從過去開始，一直持續(xù)到現(xiàn)在。動詞使用延續(xù)性動詞。The emperor has died for 1000 years. 這個皇帝已經(jīng)死了1000年了。 延續(xù)性動詞與非延續(xù)性動詞 若現(xiàn)在完成時的句子中含表示時間段的時間狀語(如含since/for引導(dǎo)的時間狀語)，則謂語只能使用延續(xù)性動詞。延續(xù)性動詞表示能夠延續(xù)的動作。短暫性動

4、詞表示不能延續(xù)的動作，這種動作發(fā)生后立即結(jié)束。V - be + 形容詞/副詞/介詞/名詞die be dead fall sleep be asleep go out be out get married be married come back be back become / make friends be friends leave be away finish be over join be in begin / start be on get to/arrive/reach be in 常見非延續(xù)性動詞和延續(xù)性動詞的轉(zhuǎn)變 非延續(xù)性V - 另一個延續(xù)性V buy - have/own

5、borrow - keep become - be put on - wear常見非延續(xù)性動詞和延續(xù)性動詞的轉(zhuǎn)變非延續(xù)性動詞（詞組）延續(xù)性動詞（詞組）becomebeborrowkeepbuyhave/ownget upbe upfall asleepbe asleepmake friendsbe friendsfinishbe overleave be away (from)非延續(xù)性動詞（詞組）延續(xù)性動詞（詞組）openbe openclosebe closedlosebe lostdiebe deadjoinbe inbegin/startbe oncome backbe backturn

6、 on/offbe on/off他入隊兩年了。( ) He has joined the team for two years.( ) He has been in the team for two years.這塊手表我買了兩年了。( ) I have bought this watch for two years.( ) I have had this watch for two years.練一練 Becky (has been, has become) a doctor for ten years. 2) We are late. The movie (has started, has

7、 been on) for ten minutes.3) Ken, you should return the book to the library. You (have borrowed, have kept) it for more than two weeks.4) I (have bought, have had) this bike since I was ten, so I want to buy a new one.has beenhas been onhave kepthave had4aRewrite the sentences using for or since.1.

8、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._4. I know Anna. I first met her three years ago._5. Linda is ill. She became ill on Monday._They havent eaten/had anything for ten hours.I have had t

9、he camera since 2009.Jim has been in Japan for three days.I have known Anna for three years/since three years ago.Linda has been ill since Monday.4bFill in the blanks with the correct forms of the words in brackets. I _ (never be) to the water park before. I want to _ (go) next month before the weat

10、her gets too cold. 2. They _ (never own) any pets, but they _ (always want) to have a dog.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 l

11、ot and hope to visit the place next year.5. This museum _ (be) here for over 20 years. It _ (be) one of the oldest buildings in this small town.have never beengohave never owned always wanthave hadboughthavent beenmisshas beenis1. Do you have a(n)_? How long have you had it?2. Do you own a(n)_? How

12、long have you owned it? Fill in the questions and ask two students. Then complete the chart. 4cThingsHow longTonyfavorite bookfor two yearsbasketballsince he was 10 years oldStudent 1Student 22 Complete the conversationA: Hey Eric, _ you enjoyed your time in Beijing so far?B: Yes, it _ been great! E

13、veryone is so friendly.A: How long _ you been in China now?B: Oh, I _ here _ about two years now.A: Wow, that means you havent _ back to the US for two years?B: No, I _ been back twice _ moving to China._ you been to the US before, Li Juan?A: Yes, I went there once when I _ 10 years old, but I _ not

14、 been back _ then.havehashavehave beenforbeenhavesinceHavewashavesince1. I have borrowed the book for 3 months.2. My bother has joined the army since he was 18.3. Jack and Tom have lived here since 5 years.4. The film has been on since I have come to the cinema.5. When has Mr. Li caught a bad cold?h

15、ave kepthas been insince 5 years ago/ for 5 yearscame didcatch7. Jim has gone to Beijing for 2 years.8.I have gone to Chunhua Middle School twicehas been inhave been to1. 她成為一名護(hù)士已經(jīng)三年了。 (become)2. 我已經(jīng)離開上海5天了。 (leave)3. 這本書他已經(jīng)買了兩周了。 (buy)4. 我入團(tuán)已經(jīng)一年了。 (jion)5. 電影已經(jīng)開演半個小時了。 (begin)6.他來這里已經(jīng)三年了。 (come)She has be