Unit3Amazingpeople第5课时Period5Grammarandusage(thefirstperiod)TeachingAims:LearnthepastperfecttenseComparetheuseofthepasttense,thepresentperfectandthepastperfectTeachingPoints:Howtousethepastperfecttense.TeachingMethods:1Inductivemethod2ComparativemethodTeachingAids:1amultimedia2ablackboardTeachingProcedures:Step1RevisionGuessinggame•Doyouknowanyjobwords?Useyourbodylanguagetoshowyourjobandaskyourpartnertoguess.Step2Lead-inFillintheblankswithpropertenses.Whatdidyoudoyesterday?Ienjoyshoppinginthesupermarket.Yesterdayevening,I_______（go）shoppingnearmyhome.I______(be)busyalldaylong.Soit_____(be)agoodchanceformetorelaxmyself.There____(be)manypeopleinthesupermarket.SinceI_____(have)enoughtime,I______(feel)atease.I______(walk)hereandtheretoseewhetherthere_____(be)somethingIneed.I____(fill)mybasketwithallthegoodsIchose.I_____(take)allmythingswithme.I______(decide)togohomebytaxi.Atthemoment,aguide(保安)_____(stop)meand____(tell)methatI______(notpay).IfeltverysorrythatI______(forget)it.IsaidI_____(think)I______(do)itbeforeIcameoutofthedoor.Step3Structure•Haddone/hadbeendoneThepastperfecttenseisoftenusedwiththesimplepasttense.Ifoneactionhappensbeforeanotherinthepast,thepastperfecttenseisused.•ComparethesimplepastandThepastperfecttense•WhatisThepastperfecttense•MoreexamplesBytheendoflastyear,I_______for15years.WhenIcamebackhome,myfavouriteTVprogram__________.Hewasnotworriedatall.He____________preparations.•Thepastperfecttenseusedinindirectspeech•Herethepastactiondidn’thappenalongtimeago.•usedwithtimeexpressionssuchaswhen,after,before,assoonas,until,by,for用心爱心专心andalreadyStep4ACompletethestoryofAmeliaEarhart•(1)hadseen(2)moved•(3)hadtaken(4)hadbecome•(5)hadmet(6)hadbegun•(7)hadstarted(8)hadgoneStep5BCompletethestoryofAmeliaEarhart•(1)surprised(2)wasbuilt•(3)spent(4)wasfinished•(5)hadwanted(6)hadreceived•(7)hadarrived(8)hadhit•(9)survived(10)hadsearched•（11）used（12）hadcausedStep6Question•Howdoyouknowyouwillusethepasttenseorthepastperfecttense?•Howdoyouknowyouwillusethepasttenseorthepastperfecttense?Step7ComparePresentperfectorpastperfect?•Thepresentperfecttenseisusedwhenwearetalkingaboutapasteventwhichrelatestothepresenttime.•HowardCarterisoneofthemostfamousexplorerstheworldhaseverknown.•Thepastperfecttenseisusedwhenwearediscussingthepastandwanttotalkaboutanevenearlierevent.•Notlongafterthetombhadbeenopened,peopleinCarter’steambegantofallillanddiestrangely.Step8Theinventorofpaper•(1)hadfailed(2)hadtried•(3)hadheared(4)hadcaught•(5)hadshowed/shown•Step9Summary一、主语＋过去完成时＋①when引导的从句(注：从句谓语动词为过去式)＋②by短语＋③bythetime引导的从句(注：从句谓语动词为过去式)＋④before引导的从句(注：从句谓语动词为过去式)例如二、1.主语＋had＋hardly(scarcely)＋过去分词＋when(before)＋主语＋一般过去时。2.主语＋had＋nosooner＋过去分词＋than＋主语＋一般过去时三、根据上下文的时间关系来确定用过去完成时。四、表示过去未曾实现的愿望、打算或意图，用过去完成时。常用动词有：hope，think，expect，intend，mean，suppose，want等。例如：Theyhadwantedtohelpbutcouldn'tgethereintime.他们本来是要来帮忙的，但未能及时赶到。五、Itwas＋时间＋since＋主语＋过去完成时。用心爱心专心Step10Practice•Fillintheblanks1.There________（be）25parksinourcityuptill2000.2.Bytheendoflasttermwe______(finish)thebook.3.Theyfinishedearlierthanwe__________(expect).4.Thatwasthesecondtimethatshe_________(see)hergrandfather5.Itwas3yearssincewe————(part)。6.I————(hope)thatIcoulddothejob.7.I————(intend)toseeyoubutIwastoobusy.8.WhenIarrivedatthestation,hehadalreadyleft.Wehadlearnedabout4000Englishwordsbytheendoflastterm.Iwaiteduntilhehadfinishedhishomework.Weweresurprisedatwhatshehaddone.We____ourbreakfastwhenanoldmancametothedoor.(CET-41990,1)•A)justhavehadB)havejusthad•C)justhadD)hadjusthad.9.Beforethefirstnonstopflightmadein1949,it____necessaryforallplanestolandforrefueling.(CET-41996,6)•A)wouldbe•B)hasbeen•C)hadbeen•D)wouldhavebeenStep11Quiz用心爱心专心
