Unit10I've had this bike for three years.Section A grammar课件 2021-2022学年人教版八年级英语下册.pptx

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1、现在完成时：表示过去开始并一直持续到现在的动作或状态，for+时间段时间段since时间点时间点/从句从句Howlong:对对since和和for引导的时间状语进行提问引导的时间状语进行提问我从我从13年前开始就住在这里。年前开始就住在这里。Ivelivedheresince13yearsago.=Ivelivedherefor13years.Howlonghaveyoulivedhere?练一练选择选择for或或since填空填空。1.Ihavebeenhere_fivemonthsago.2.Hehasbeenanengineer_abouttwomonths.3.Greatchanges

2、havetakenplace(发生发生)_youleft.4.IhavestudiedEnglish_Iwas12yearsold.5.Itsbeentwoyears_Ibecameahighschoolstudent.sinceforsincesincesinceSelfCheck1.Ihaventbeentoamuseum_.2.Ihaventwrittenaletter_.3.Ihaventriddenabike_.4.Ihaventseenamovie_.5.Ihaventplayedcomputergames_.forfiveyearssinceIwas6yearsoldsinceI

3、wenttomiddleschoolsincetwomonthsagoforthreehours表示动作从过去开始，表示动作从过去开始，一直持续到现在一直持续到现在。动词动词使用延续性动词使用延续性动词。The emperor has died for 1000 years.这个皇帝已经死了这个皇帝已经死了1000年了。年了。延续性动词与非延续性动词延续性动词与非延续性动词若现在完成时的句子中含表示时间段的时间状语若现在完成时的句子中含表示时间段的时间状语(如含如含since/for引导的时间状语引导的时间状语)，则谓语只能使用延续性动词。，则谓语只能使用延续性动词。延续性动词表示能够延续的动

4、作。短暂性动词表示不能延续延续性动词表示能够延续的动作。短暂性动词表示不能延续的动作，这种动作发生后立即结束。的动作，这种动作发生后立即结束。V-be+形容词形容词/副词副词/介词介词/名词名词diebedeadfallsleepbeasleepgooutbeoutgetmarriedbemarriedcomebackbebackbecome/makefriendsbefriendsleavebeawayfinishbeoverjoinbeinbegin/startbeongetto/arrive/reachbein常见非延续性动词和延续性动词的转变常见非延续性动词和延续性动词的转变非延续性非

5、延续性V-另一个延续性另一个延续性Vbuy-have/ownborrow-keepbecome-beputon-wear常见非延续性动词和延续性动词的转变常见非延续性动词和延续性动词的转变非延续性动词（词组）延续性动词（词组）becomebeborrowkeepbuyhave/owngetupbeupfallasleepbeasleepmakefriendsbefriendsfinishbeoverleavebeaway(from)非延续性动词（词组）延续性动词（词组）openbeopenclosebeclosedlosebelostdiebedeadjoinbeinbegin/startbe

6、oncomebackbebackturnon/offbeon/off他入队两年了。他入队两年了。()Hehasjoinedtheteamfortwoyears.()Hehasbeenintheteamfortwoyears.这块手表我买了两年了。这块手表我买了两年了。()Ihaveboughtthiswatchfortwoyears.()Ihavehadthiswatchfortwoyears.练一练1)Becky (has been,has become)a doctor for ten years.2)We are late.The movie (has started,has been

7、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.hasbeenhasbeenonhavekepthavehad4a Rewritethesentencesusingfor orsince.1.Jim is in Japan.He arrived

8、 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 the camera since 2009.Jim has been i

9、n Japan for three days.I have known Anna for three years/since three years ago.Linda has been ill since Monday.4bFillintheblankswiththecorrectformsofthewordsinbrackets.1.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 t

10、hey _(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 lot and hope to visit the place next year.5.This museum _(be)here for

11、 over 20 years.It _(be)one of the oldest buildings in this small town.have never beengohave never owned always wanthave hadboughthavent beenmisshas beenis1.Doyouhavea(n)_?Howlonghaveyouhadit?2.Doyouowna(n)_?Howlonghaveyouownedit?Fillinthequestionsandasktwostudents.ThencompleteFillinthequestionsandas

12、ktwostudents.Thencompletethechart.thechart.4cThingsHowlongTonyfavoritebookfortwoyearsbasketballsincehewas10yearsoldStudent1Student22 Complete the conversationA:Hey Eric,_ you enjoyed your time in Beijing so far?B:Yes,it _ been great!Everyone is so friendly.A:How long _ you been in China now?B:Oh,I _

13、 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 been back _ then.havehashavehave beenforbeenhavesinceHavewashavesince1.I hav

14、e 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?have kepthas been insince 5 years ago/for 5 yearscame didcatch7.Jim has gone to Beij

15、ing for 2 years.8.I have gone to Chunhua Middle School twicehas been inhave been to1.1.她成为一名护士已经三年了。她成为一名护士已经三年了。(become)2.2.我已经离开上海我已经离开上海5 5天了。天了。(leave)3.3.这本书他已经买了两周了。这本书他已经买了两周了。(buy)4.4.我入团已经一年了。我入团已经一年了。(jion)5.5.电影已经开演半个小时了。电影已经开演半个小时了。(begin)6.6.他来这里已经三年了。他来这里已经三年了。(come)She has been a nurse for three years.I have been away Shanghai since five days ago.He has had the book for 2 weeks.I have been in the League for one year.The film has already been on for 10 minutes.He has been here for three years since he came.