八年级下第十单元.ppt

Unit10Ivehadthisbikeforthreeyears.,SectionA3Grammarfocus-4c,1.Howlonghaveyouhadthatbikeoverthere?Ivehaditforthreeyears.2.Howlonghashissonownedthetrainandrailwayset?Hesowneditsincehisfourthbirthday.3.Haveyoueverplayedfootball?Yes,IdidwhenIwaslittle,butIhaventplayedforawhilenow.,Grammarfocus,现在完成时的持续型用法现在完成时还可表示过去某一时间开始并一直持续到现在(包括“现在”在内)的动作或状态，该用法中的动词多是延续性动词，常见的时态标志词有since,for等。,现在完成时,1.since意为“自从以来”,它既可作介词，也可作连词。作介词时,后接表示过去的时间点,表示某事开始的时间；作连词时,引导时间状语从句,从句常用一般过去时。如：WehavebeenheresincelastSunday/twoyearsago.Mr.Joneshasworkedheresincehewastwenty-five.,2.for作介词，后接一段时间，表示一个动作或一种状态已经持续了多长时间。如：Ihavestudiedhereforthreeyears.Shehasbeenawayforfivedays.,注意：1.对since和for引导的时间状语提问时,常用howlong。如：Janehaslearnedtoplaythepianosincetwoyearsago.(对划线部分提问)HowlonghasJanelearnedtoplaythepiano?,2.在现在完成时中，含有for和since的句子可以相互转换。如：Theyhavelivedhereforfiveyears.=Theyhavelivedheresincefiveyearsago.,3.在现在完成时中，表示短暂意义的动词(如come和see)在肯定句和一般疑问句中不能和表示一段时间的时间状语连用，但在否定句中是可以的。如：MikehascometoLondonforthreeweeks.()Theyhaventseeneachotherforages.(),短暂性(短语)动词与延续性(短语)动词和与表示状态的短语之间的转化1.有些短暂性(短语)动词可转化为相应的延续性(短语)动词。常见的有：becomebeborrowkeepbuyhave/owncatchacoldhaveacoldcomestayputonweargotosleepsleepmovetolivein,2.有些短暂性(短语)动词可转化为表示状态的短语。常见的有：leavebeawaybegin/startbeondiebedeadfinishbeoverjoinbein/beamemberoffallasleepbeasleepmarrybemarriedcome/arriveherebehere,1.When_you_thenewbike?I_itfor2days.A.did,have;boughtB.did,buy;havehadC.did,buy;havebought(2015湖北恩施),【中考链接】,2.TheTVprogramVoiceofYouthisreallygreat.Ithinkso.It_theheartsoflotsoffanssinceitstarted.A.loseandtouchB.wonandtouchedC.haswonandtouchedD.haslostandhit(2015广东汕尾),3.Mygrandparents_inthatcitysince2008.A.willliveB.liveC.havelivedD.wereliving(2015北京),4.Wehavebeenfriends_.A.lastyearB.oneyearagoC.sincewemetlastyearD.whenwemetlastyear(2015广西南宁),5.Howhappythegrandparentsare!Yes,they_forfiftyyears.A.havebeenmarriedB.havemarriedC.havegotmarriedD.married(2015四川眉山),6.Whatagedidyouleavehome?Ilefthomeat18,Neil.I_yourcityforfiveyears.A.havegonetoB.havebeentoC.havebeeninD.havecometo(2015江苏扬州),7.Amy,canwegiveawaythesesofttoys?We_themformanyyears.Mom,butIwanttokeepthebear.A.boughtB.hadC.haveboughtD.havehad(2015湖北黄冈),4a,Rewritethesentencesusingfororsince.,JimisinJapan.Hearrivedtherethreedaysago.2.Theyareveryhungry.Theirlastmealwastenhoursago.,Theyhavebeenhungryfortenhours/sincetenhoursago.,JimhasbeeninJapanforthreeyears.,3.Ihaveacamera.Iboughtitin2009.4.IknowAnna.Ifirstmetherthreeyearsago.5.Lindaisill.ShebecameillonMonday.,Ihavehadacamerasince2009.,IhaveknownAnnforthreeyears/sincethreeyearsago.,LindahasbeenillsinceMonday.,4b,Fillintheblankswiththecorrectformsoftheverbsinbrackets.,I_(neverbe)tothewaterparkbefore.Iwantto_(go)nextmonthbeforetheweathergetstoocold.2.They_(neverown)anypets,butthey_(alwayswant)tohaveadog.,haveneverbeen,go,haveneverowned,havealwayswanted,3.We_(have)apianosincelastNovember.We_(buy)itfromtheLifamilywhentheymovedtotheUSlastyear.4.CathyandAmy_(notbe)backtotheirhometownfortwoyears.They_(miss)theirhometownalotandhopetovisittheplacenextyear.,havehad,bought,haventbeen,miss,5.Thismuseum_(be)hereforover20years.It_(be)oneoftheoldestbuildingsinthissmalltown.,hasbeen,is,4c,Fillinthequestionsan