八年级英语下册 Unit 1 Past and Present Welcome to the Unit课件 （新版）牛津版.ppt

Unit1Pastandpresent,Welcometotheunit,Youvechanged,Eddie.Youusedtosharefoodwithme!,Youvechangedtoo.Youusedtobekindtome.,Listenandread,Listening,ListentothedialoguebetweenEddieandHoboandanswerthefollowingquestions:,1.WherewasHobosfoodanhourago?2.WhyhasEddieeatenthefood?3.IsHobohappy?4.WhatdoesHobothinkofEddie?,Itwasinthebowl.,Becausehewasveryhungry.,No,heisnt.,HethinksEddiehaschanged.,Hobosfood_inthe_anhourago.Butitisnttherenow.Why?Eddiehasjust_itbecausehewas_.EddiethinksHobohas_andheisnot_now.,was,bowl,eaten,hungry,changed,kind,Fillintheblanks:,coach,Itisacomfortablebusforcarryingpeopleoveralongway.,transport,Itisthefastestwayoftravelingtoaplacefaraway,butitwillcostyoualotofmoney.,plane,Thousandsofpeoplegotoworkoniteveryday.Itisfastanditisundertheground.,underground,Itrunsabovethegroundontracksoveralongway.,train,Ittravelsalongafixedrouteandhasmanystopstoletpeoplegetonandoff.,bus,Itisacarwithadriver,andyouhavetopaythedrivertotakeyousomewhere.,taxi,Transportatdifferenttimes,_,_,_,_,_,_,coach,bus,taxi,underground,train,plane,Readthefollowingsentencesandguesswhichformoftransporttheyaredescribing:,1.Itsfasterandmoreexpensivethanbus,ifyouareinahurry,youpreferit.()2.Therearemanyofthem.Eachonehaswheelsandtakesyoutomanyplacesinandaroundyourcity.(),taxi,GuessingGames,bus,3.ItisthefastestwayoftravelingandwasintroducedtoBeijingin1958.()4.Thousandsofpeopletraveltoworkoniteveryday,itisfasterthanabusbutnotexpensive.(),plane,underground,5.Itisakindofbus,butitisusedforcarryingpassenger(乘客)overlongdistances(距离).()6.Itisthesafestwayoftraveling.Ittravelsontherailwayandhasseveralcarriages(车厢).(),coach,train,Millieandherdadaretalkingabouttransportatdifferenttimes.Listenandanswerthefollowingquestions:1.Howdidherdadgothschoolwhenhewasastudent?2.Whydidhetakeabus?3.WhataboutMillie?,Heusedtogotoschoolbybike.Becausetherewerealwaystoomanypeopleonthebus,andittookalongtimetowaitforthenextone.Shegoestoschoolbybus.,Workinpairsandtaketurnstotalkaboutit.Usetheconversationbelowasamodel.A:Howdidyougotoschoolwhenyouwereastudent,Mum/Dad/grandma.B:Iusedtogotoschool.A:Whydidntyou.?B:.A:.,Languagepoints,1.Haveyouseenmyfood?,解析：此句时态是现在完成时疑问形式。现在完成时由“主语+have/has+动词过去分词形式”构成。它的要义在于表达过去已经发生的事情对现在造成的某种影响，或者，强调过去发生的事情一直持续到现在的状态。它的否定形式为：havent/hasnt+动词过去分词它的疑问形式：把have或者has提到相应主语的前面。,Forexample:A:HaveyoustudiedEnglishfortenyears?B:Yes,Ihave.Andyou?A:No,Ihavent.B:ThenhowmanyyearshaveyoulearntEnglish?A:Ihavelearntitforeightyears.,2.Ivejusteatenit.我刚才把它吃了。justadv.意为“刚才”常与完成时连用。他们刚刚到达。Theyhavejustarrived.注意：justnow意为“刚才”，相当于“amomentago”通常与一般过去时连用。我刚才去了图书馆。Iwenttothelibraryjustnow.,3.Youusedtosharefoodwithme!你过去常与我分享食物！usedtodosth.意为“过去经常做某事，以前常常做某事”，表示过去的习惯。本身已是过去时态，没有人称和数的变化，暗含现在已不再如此。他的父母过去住在乡下。Hisparentsusedtoliveinthecountryside.Tom过去常常早起，不是吗？Tomusedtogetupearly,didnthe?/usednthe?,sharev.共用；分享分享某物sharesth和某人分享某物sharesthwithsb注意：sharesbsth,没有这种表达方式！,4.pastn.意为“过去”。她正在回忆过去。Sheisthinkingofthepast.pastadj.意为“过去的”他病了三周了。Hhepast过去inthepastfewyears在过去的几年中,5.presentn.现在，目前atpresentn.礼物,Tanslation1.我刚刚完成我的作业。2.过去这里有一所老房子。3.现在我们不再需要什么了。4.我喜欢和朋友分享我的快乐。5.我过去常常帮