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1、Unit5partA教案【教学目标】KnowledgeobjectiveGetthestudentstobeabletoknowthenewwordsandexpressionstheylearntinthispartKeywords:fallasleep,diedown,rise,apart,passage,pupil,bright,playground,bell,completely,silence,insilence,recently,date,tower,atfirst,realize,tru
2、thAbilityobjectiveTosummarizeandconsolidatethegrammarandusage【教学重点】summarizeandconsolidatethegrammarandusagedistinguishwritingstylesandlearntowrite【教学难点】when,while引导的时间状语从句中的过去时和过去进行时【教学方法】PWPmethod,task-basedmethodandinteractiveapproach 【教学手段】Atapereco
3、rder,multimediaandsomepictures【教学过程】TeachingProcedures:Step1RevisionLookatthepicturesandmakeupthesentences.Step2GrammarFocus读下列句子，能否总结出句子中包含的语法？1.Whatwereyoudoingateightlastnight?Iwastakingashower.2.Whatwasshedoingatthetimeoftherainstorm?Shewasdoingherh
4、omework.3.Whatwashedoingwhentherainstormcame?Hewasreadinginthelibrarywhentherainstormcame.4.WhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinner.5.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,Jennywashe
5、lpingMarywithherhomework.Step3过去进行时1.基本概念：过去进行时表示在过去某一时刻或一段时间内正在进行的动作。这一特定的过去时间除有上下文暗示以外,一般用时间状语来表示。2.结构was/were(not)+动词-ing3.句式肯定式：I/He/She/Itwasworking.We/You/They/wereworking.否定式:I/He/She/Itwasnotworking.We/You/They/werenotworking.注：1)wasnot常缩略为wasn’
6、t;werenot常缩略为weren’t。2)一般过去时与过去进行时用法的比较:一般过去时表示在过去某个时间发生过的动作或存在的状态,而过去进行时则表示在过去某一时刻或某一段时间正在进行的动作。例如:Step4过去进行时中的when和while主句的动作是持续性的，而从句动作是短暂性的，此时用_______引导时间状语从句，主句用_____________时态，从句用一般过去时态。③WhileIwassleepinginthebedroom,someoneknockedatthedoor.④David
7、fellwhilehewasridinghisbike.主句的动作是短暂性的，从句的动作是持续性的，此时用_________引导从句，主句用____________时态，从句用过去进行时态。⑤WhileAndywaswaitingforthebus,hewasreadinganewspaper.⑥HewascleaninghiscarwhileIwascooking.Step5活学活用4a.Lookatthetableandwritesentenceswithbothwhileandwhen.John
8、Marytakephotosbuyadrinkplaythepianoleavethehousecleanhisroomturnontheradioshoptakethecartothecarwash4b.Fillintheblankswithwas,were,whenorwhile.At7:00a.m.,Iwokeup._____I____makingmybreakfast,mybrother______listeningtotheradio.____
