Unit12(1a-1c).ppt

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1、Unit12Lifeisfulloftheunexpected.SectionA(1a–1c)你能说出下列规则动词的过去式和过去分词吗？walk_______________rush__________________brush________________wash________________realize_____________________Warmupwalkedwalkedrushedrushedbrushedbrushedwashedwashedrealizedrealizedget__________________go_______________

2、__leave____________oversleep________________have_________________give_________________你能写出下列不规则动词的过去式和过去分词吗？ring_______________run__________________wake________________put__________________see__________________Warmuprangrungranrunwokewakengotgot/gottenwentgoneleftleftoversleptoverslepthad

3、hadputputgavegivensawseenA:Whatdidyoudointhismorning?B:I…Pairwork观察1a中的图片，与下面的词组连接在一起b.overslepta.tookashowerc.ranquicklyd.thebuslefte.leftherbackpackathomeSheoverslept.Bythetimeshegotup,herbrotherhadalreadygottenintheshower.=when当…时候Bythetimeshegotoutside,thebushadalreadyleft.=when当…时候S

4、hewasrunningquickly.WhatwasTinadoing?Whenshegottoschool,sherealizedshehadleftherbackpackathome.ListentoMarytalkingabouthermorning.Completethesentences.BythetimeIgotup,mybrother_____________already_______________intheshower.BythetimeIgotoutside,thebus_____________already____________.WhenIg

5、ottoschool,IrealizedI_____________________mybackpackathome.hadgottenhadlefthadleftIgothomenow现在9:00pm8:00pmmylittlebrotherwenttobedBythetimeIgothome,mylittlebrotherhadgonetobed.past过去过去的过去过去完成时通过刚才的听力训练，你来总结一下。BythetimeIgotup,mybrotherhadalreadygottenintheshower.BythetimeIgotoutside,thebu

6、shadalreadyleft.WhenIgottotheschool,IrealizedIhadleftmybackpackathome.（1）这三句话是什么时态的句子?_____________（2）过去完成时表示在过去某个时间,或动作之前已经发生或完成的动作。即“__________”。结构为：_________3）bythetime意思是__________,=when,后接过去时的句子时,主语的谓语动词用____________。观察与思考：过去的过去过去完成时had+过去分词在……时候过去式ThePastPerfectTense过去完成时常用于:（1）含介词b

7、y、before等时间短语的句中。（2）连词when、bythetime、before等引导的时间状语从句的主句中。（3）用于主过从过的宾语从句中。Irealizedhehadalreadylefthere.Wehadlearnt20Englishsongsbytheendoflastmonth.TheplanehadtakenoffwhenIreachedtheairport.BythetimeIgotup,mybrotherhadlefthome.3.到昨晚上，他已写完那封信。Byyesterdayeveninghe___