英语人教版八年级下册Unit10 selfcheck.ppt

Unit10,Ivehadthisbikeforthreeyears.,SectionB3a-selfcheck,现在完成时(二)现在完成时表示过去某一时刻延续到现在的动作状态，常与for，since引导的状语连用。eg：Ihavelivedherefortwentyyears.我住在这里已有20年了。Wehavebuiltmanyfactoriessince1985.自1985年以来，我们建了许多工厂。HehasalwayshelpedmewithmyEnglishsincehecamehere.自从他到这里以后，他总是帮助我学习英语。,Task1Revision,中考考点：for和since的区别1.for+一段时间2.since+时间点+时间段+ago+一般过去时态的句子Ihavebeencollectingshells_1990.Shehasworkedhere_5years.Shehasworkedhere_5yearsago.HehasbeenlivinginJinan_hewasfiveyearsold.,for,since,since,since,Rewritethesentencesusingfororsince.,1.JimisinJapan.Hearrivedtherethreedaysago.2.Theyareveryhungry.Theirlastmealwastenhoursago.,JimhasbeeninJapanforthreeyears.,Theyhavebeenhungryfortenhours/sincetenhoursago.,3.Ihaveacamera.Iboughtitin2009.4.IknowAnna.Ifirstmetherthreeyearsago.5.Lindaisill.ShebecameillonMonday.,Ihavehadacamerasince2009.,IhaveknownAnnforthreeyears/sincethreeyearsago.,LindahasbeenillsinceMonday.,想到你最喜欢的童年玩具，伙伴相互提问,Task2,写短文关于你最喜欢的物品，可用以下表达,Myfavoritesweater,Myfavoritethingfromchildhoodisaredsweater.IvisitedmyauntinCanadatenyearsago.Oneday,Jim,myauntsneighborandIplayedtogether.Itwasverycold.Jimboughtmearedsweater.Ilikeitsomuchbecauseitfittedmeverywell.Andredwasmyfavoritecolor!IthoughtthiskindofcolorwasinfashioninChina.Ihavehaditfortenyears.EverytimeIseeit,IwillthinkofmyCanadianfriend,Jim.Ithasgivenmemanysweetmemories.,modelcomposition,for2years,for3weeks,since2yearsago,foronemonth,sincelastFriday,Task3,have,到目前为止,has,have,havebeen,for,been,have,since,Have,was,have,since,Fillintheblankwithfororsince.,1.JimhasbeeninIreland_Monday.2.JillhasbeeninIreland_threedays.3.Chinahasbeenanindependentcountry_1949.4.Thebusislate.Theyvebeenwaiting_20minutes.5.Mikehasbeenill_alongtime.Hehasbeeninhospital_October.,since,for,for,since,since,for,Homework,1.Revisethewholeunit.,3.Writethreepa