英语《What were you doing when the UFO.docx

英语《WhatwereyoudoingwhentheUFO英语《WhatwereyoudoingwhentheUFOarrived》教案【课题】：Unit3SectionA(1a-2c)【励志小木屋】：Idon’tthinkmuchofamanwhoisnotwisertodayhewasyesterday如果一个人今天没有比昨天变得更聪明，那我是不会看重他的。【预习目标】：1.识记P18-19单词、短语2.理解一般过去时与过去进行时的区别。3.理解when,while引导的时间状语从句【预习重难点】：重难点：1.when,while引导的时间状语从句。2.过去进行时。一、自主预习（一）预习任务1.写出下列单词、短语：在图书馆前面_________做饭_________理发_______睡过头________在浴室_________getoutoftheshower___________landon________takeoff_______barbershop_________2.英汉互译：1).Theywroteletterstotheirfriendslastnight.2).Theywerewritingletterstotheirfriendslastnight.3).昨天我们上了一节英语课。_________________________________4).昨天八点钟我们上了一节英语课。_________________________________5).当UFO到达的时候你正在干什么？__________________________________（二）预习诊断.词的`适当形式填空：1.Iwasinthe____(barber)chair.2.He____(sleep)latewhenitarrived.3.ThealienvisitedtheMuseumof_____(fly).4.WhatwasthegirldoingwhentheUFO_____(take)off?（三）预习反思Doyouhaveanyquestions?二、课中实施Step1预习交流Step2Warming-upStep3Lead-inStep4PairworkStep4精讲点拨:1.过去进行时：表示在过去某一时间内正在进行的动作。构成：was/were+现在分词用法：1）过去进行时表现过去某一时刻正在进行的动作。eg.ShewaswritingaletterwhenIcamein.我进来时，她正在写封信。2）过去进行时还表示过去某阶段正在进行的动作。eg.Theywerewaitingforyouyesterday.他们昨天一直在等你。2.when/while区别:_________wewerewatchingthemovie,youclosedthedoor。Wewerewatchingthemovie,___________youclosedthedoor。When既可指时间点，也可指时间段。When引导的时间状语从句，主句用过去进行时，从句应用一般过去时。While指一段时间，其引导的时间状语从句，主句用一般过去时，从句用过去进行时，或主从句都可用过去进行时。Step5拓展延伸：用when，while填空1.__________thealienwasinthemuseum,Icalledthepolice.2.Theboywaswalkingdownthestreet__________aUFOlanded.3._____thealienwasvisitingthemuseum,theboycalledtheTVstation.4.Iwascleaningmyroom________thefirebrokeout.5.______Lindawasshoutinghisname,somepeoplelookedather.6.__________LindafinallysawDavy,hewasjumpingwithadog.Step6系统总结三、限时作业满分10分得分________单选：1.——What____you___atthistimeyesterday?——Myhomework.A.did,doB.are,doingC.Were,doing2.Where___you___lunchyesterday?——Atschool.A.did,haveB.were,havingC.do,have3.—____there___areportonhowtolearnEnglishtomorrowafternoon?——I’mnotsure.YoumayaskDennis.A.Will,haveB.Is,goingtohave