《Unit5导学案（第3课时）.doc

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1、Unit5Whatwereyoudoingwhentherainstormcame?第三课时(SectionAGrammar---4c)课型：新授课时：1执笔：徐静审核人：陆芳一.【学习目标】：1.能够熟记并正确使用下列单词和短语：havealookicykidrealize。2.继续学习如何正确使用过去进行时。3.能够理解并正确使用when和while两个词。4.能够利用when和while描述自己的日常生活。二.【预习内容】：将下列单词和短语翻译成英语。(P36)1.拍照           2. 

2、弹钢琴                     3.打开收音机          4.买一个饮料             5.看一看             7.醒来                     8.帮助玛丽做作业                   9.你开玩笑吧！                       三.课堂反馈1）when和while讲解。(1)主句（过去进行时）＋when+从句（一般过去时）■when表示“当……的时候”。从句中既可用延续性动词，又可用非延续性动词，这些动词既

3、可以表示动作，又可表示状态，常跟一般过去时。Theboywasstillsleepingwhenhismothergothomeyesterdaymorning.(2)主句（一般过去时）+while+从句（过去进行时）■While表示“在……的时候”“在……期间”。while从句中必须是表示动作或状态的延续性动词，常跟过去进行时。TheweatherwasfinewhilewewereinBeijing.（3）主句（过去进行时）+while+从句（过去进行时）■表示两个同时持续的动作。Iwasdoing

4、myhomeworkwhilehewaslisteningtomusic.2）when与while专题练习：（）1.WhenIgotthere,he________themtodance.A.isteachingB.teachesC.taughtD.wasteaching（）2.Wewerereadingthenewspaper_______suddenlythelightwentout(熄灭)。A.whenB.whileC.asD./（）3.Newtonwasplayingunderanappletr

5、ee_________anapplefellontohishead.A.afterB.beforeC.whenD.while（）4.What______whentheearthquakehappenedonMay12th.A.areyoudoingB.wereyoudoingC.doyoudoD.didyoudo（）5.Mybrother______whilehe_____hisbicycleandhurthimself.A.fell,wasridingB.fell,rodeC.isfalling,ro

6、deD.hadfallen,wasriding（）6.MarywasdancingwhileMike_____thepiano.A.playedB.wasplayingC.wereplayingD.plays（）7.Allthestudentsweresweepingthefloor__theyheardaman_________“help”.A.when,shoutingB.while,toshoutC.when,toshoutD.while,shouting（）8.WhileI______mybre

7、akfast,thepostmancameandbroughtmethenewspaper.A.ishavingB.washavingC.hashadD.had（）9.Hewasjustfallingasleep_______therewasaloudknockatthedoor.A.whenB.whileC.asD.and（）10.Whenmyfathercameback,mymother_______inthekitchen.A.cooksB.cookedC.iscookingD.wascookin

8、g3）完成书上4a-4c四。课后反馈。1、when和while来填空。(1)Weweretalking_____theteachercameintotheclassroom.(2)Iwasdoingmyhomework_____mymotherwascookinginthekitchen.(3)_____theboywaswalkinginthestreet,aUFOlandedinfrontofhim.(4)_____Isawtheboy