新目标八年级下册Unit6_Section_B课件.ppt

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1、Howlonghaveyoubeencollectingshells?SectionBUnit6ByJessie定义：表示某动作从过去开始，一直延续到现在,常有可能持续下去,常和表示一段时间的状语连用。时间状语:1.for+一段时间2.since+过去的时间点3.since+一般过去时的句子构成：have/hasbeen+V-ing+……现在完成进行时Hehasbeencollectingshellssincehewasten.IhavebeenlearningEnglishsinceIwasamiddleschoolstudent.否定句：主语+h

2、ave/has+not+doing(现在分词)…Ihaven’tbeenwritingtheletterfortwohours.Hehasn’tbeensleepingfor4hours.一般疑问句：Have/Has+主语+been+doing(现在分词）…?1.Haveyoubeenwritingtheletterfortwohours?2.Hashebeensleepingfor4hours?Hestartedcollectingwhenhewas25yearsold.Nowheis40.Howlonghashebeencollectingkit

3、es?Hehasbeencollectingkiteshewas25yearsold.sincefor15years.HehasbeencollectingkitesDomylikescollectingkites.sincefiveyearsago.ShehasbeencollectingtoysMissZhanglikescollectingtoys.Howlonghasshebeencollectingtoys?fiveyearsforsincefiveyears.MissZenglikescollectingcoins.sixyearsHow

4、longhasshebeencollectingcoins?Shehasbeencollectingcoinsforsincesixyears.sixyearsago.Mr.Tonglikescollectingstamps.Howlonghashebeencollectingstamps?Hehasbeencollectingstampsfortenyears.sincetenyearsago.tenyearsPairworkA:What’syourhobby?B:Ilike…./Myhobbyis….A:Howlonghaveyoubeen…?B

5、:Ihavebeen…for…./since….A:Whydoyoulike…?B:Because…2aListen.WhatdoBob,Marcia,andLiamcollect?Fillinthechartunder“What”.WhatHowlongHowmanyBobMarciaLiamkitesstuffedanimalstheaterandmovietickets2bListenagain.Howlonghavetheybeencollectingthesethings?Howmanydotheyhave?Fillinthechartun

6、der“Howlong”and“Howmany”.sincehewastenyearsold22forfiveyears35sincelastyear20(填充玩具)2cPAIRWORKAskandanswerquestionsaboutBob,Marcia,andLiam.A:WhatdoesBob/Marcia/Liamcollect?B:He/Shecollectskites.A:Howlonghashe/shebeen…?B:He’sbeen…for/since…Guess:Whichismyfavorite?1234snowglobeIli

7、kethis.particularlyparticularlyadv.尤其，特别地a.abirthdaycakesnowglobed.asnowglobewithpenguinsb.asnowglobewithbearsc.asnowglobewithaMatchthesnowglobeswiththedescriptions.monster1234Fast-readingHowmanysnowglobesdoesEllenhavenow?Shehas226ofthemnow.1.WhatisEllen’sfavoritesnowglobe?2.Ho

8、wlonghasEllenbeencollectingsnowglobes?3.Whydoeshermoth