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1、Unit12Lifeisfulloftheunexpected.SectionA1(1a-2d)一、教学目标：1.语言知识目标：1)能掌握以下单词及短语：unexpected,bythetime,backpack,oversleep,ring,give…alift,2）掌握BythetimeIgotoutside,thebushadalreadyleft.WhenIgottoschool,IrealizedIhadleftmybackpackathome.3)掌握过去完成时时态，结构及用法。2.情感态度价值观目标：能学会合理安排自己的学习和生活，做到守时守信。二、教学重难点1.教学重点：过去
2、完成时的用法。2.教学难点：用过去完成时叙述过去的事件。三、教学过程Ⅰ.Warm-upGreeting.Ⅱ.Lead-inDoyourememberanyunexpectedsituationinyourdailylife?展示几张尴尬的人的图片。Ask:Whatdoyouthinkofthepeopleinthesepictures?Ss:Theylookscared/bad.T:Whathappenedtotheboy?Ss:Hebrokehisarm.Heisgettinganelectricshock.T:Iwaslateforworktoday.WhenIgotup,Ifoundm
3、yclockhadrung.Itwas7:30.BythetimeIwenttothebathroom,mysonhadbeenin.SoIhadtowait.WhenIwentout,Ifoundmymotorbikehadbrokendown.(老师讲述自己迟到的经历，激起学生对一下内容的学习)。Nowlookatthepicture,let’slearnsomethingaboutTina’sbadday。Ⅲ.Presentation1.Workon1a.AskSstolookatthepicturesin1aandask:Whathappenedtothegirl?2.Thinkan
4、ddiscussingroup:Whathappenedtothegirl?Possibleanswers:Shegotuplate.Bythetimeshegotup,someonehadalreadygotteninthebathroom.Sherushedoutthedoor.Thebushadleftbeforeshegottothestation.Whenshegottoschool,sherealizedshehadleftherbackpackathome.….3.AskSstotellastoryaboutthegirl.Ⅳ.ListeningWorkon1b.1.Liste
5、ntothetapeof1b.Completethesentences.1.BythetimeIgotup,mybrother_____already_______intheshower.2.BythetimeIgotoutside,thebus_____already______.3.WhenIgottoschool,IrealizedI___________mybackpackathome.2.过去完成时用法：(1)构成：由“助动词had(用于各种人称和数)+过去分词”构成否定式：hadnot+过去分词缩写形式：hadn’t(2)用法：过去完成时表示在过去某一时间或动作之前已经发生或完成
6、了的动作。(3)它所表示动作发生的时间是“过去的过去”。①表示过去某一时间可用by,before等构成的短语来表示。②也可以用when,before等引导的时间状语从句来表示。③还可以通过状语从句或通过上下文暗示。例如：WhenIgotthere,youhadalreadyeatenyourmeal.当我到达那里时，你已经开始吃了。Bythetimehegothere,thebushadleft.在他到达那里之前，汽车已经离开了。V.PairworkWorkon1c.TaketurnsbeingMary.Lookatthepicturesandtalkaboutwhathappenedthi
7、smorning.A:Whathappened?B:Ioverslept.BythetimeIgotup,mybrotherhadalreadygottenintheshower.…VI.Listening1.Listentothetapeforthefirsttimeandfinish2a.ListentoMarycontinueherstory.Numberthepictures[1-4]inthecor
