英语人教版八年级下册unit5 sectionB 2a-selfcheck.ppt

Unit5 Whatwereyoudoingwhentherainstormcame SectionB23a Selfcheck Freetallk LookatthepictureandtalkaboutwhattheyweredoingwhentheplanehittheWorldTradeCenter Whatwas weresb doingwhentheplanehitWorldTradeCenter Sandy Twinbrothers Sammy father mother dog 3aMakenotesaboutaneventyourememberwell Whatwastheevent Whendidithappen Wheredidithappen Whatwereyoudoing Whatwereyourfriendsdoing Whywasitimportant Whydoyourememberthisevent Writing 写作指导 3bWriteashortarticleabouttheimportanteventin3a Trytowritethreeparagraphs First writeabouttheevent whenandwhereithappened AnimportanteventthatIrememberwellwas Ithappenedin on at in WenchuanEarthquake May12 2008 Wenchuan Sichuan Next writeaboutwhatyouandsomeofyourfriendsweredoingwhenthiseventhappened WhenIheardthenewsofthisevent Whenthiseventhappened Iwas Myfriendswere Then writeaboutwhythiseventwasimportant Thiseventisveryimportanttomebecause Irememberthiseventwellbecause AnimportanteventthatIrememberwellwasWenchuanEarthquake IthappenedonMay12 2008inWenchuan Sichuan WhenIheardthenewsofthisevent Iwasworking MyfriendswerewatchinggamesonTV Thiseventisveryimportanttomebecausemanypeoplediedintheearthquake Theyneedsomehelp Lotsofpeoplecametohelpthem Onepossibleversion 单元复习 单元目标 when while 过去进行时 1 概念 表示过去某个时刻或过去一段时间正在进行的动作 2 句子结构 主语 was were doingsth 时间状语3 时间状语词 at5 00yesterdayafternoon atthattime then等连用 或者用另一动作来表示过去的时间 如 过去进行时 Theywereplayingbasketballwhenshearrived Whiletheywereplayingbasketball shearrived 过去进行时着重描述当时正在持续进行的动作 它的特点是 暂时 持续和未完成 强调过程 一般过去时表示发生过的动作或存在的状态 即表示动作发生过 而且已经结束了 强调结果 过去进行时与一般过去时的区别 1 Shirley abookaboutChinalastyearbutIdon tknowwhethershehadfinishedit A haswrittenB wroteC hadwrittenD waswriting D 2 Mary adresswhenshecutherfinger A madeB ismakingC wasmakingD makes wasmaking表示正在做衣服的过程 如用made则表示这一动作已结束 做衣服的动作已结束与cutherfinger就没有联系 C 3 He write aletter thenwenttobed wrote wrote表示动作已结束 做另一件事 如用waswriting就与wenttobed在逻辑上相矛盾 过去进行时侧重表示动作延长的时间长度 一般过去时表示过去某时发生过某事 侧重说明事实 He allnightlastnight 生动的描写 他一直写 He somethinglastnight 说明他写了 的事实 waswriting wrote 注 下列几类动词通常不用过去进行时 表示状态的动词be 感官动词 feel hear see smell taste等 表示思维或心理状态的动词 believe 认为 forget consider know remember hope wish want等 表示所属关系的动词 belong have own hold 容纳 等 区别 1 由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 由while引导的时间状语从句 主句用一般过去时 从句应用过去进行时 Whentheteachercamein weweretalking 当此句改变主从句的位置时 则为 Whileweweretalking theteachercamein when while 2 如果从句和主句的动作同时发生 两句都用过去进行时的时候 多用while引导 如 Theyweresingingwhileweweredancing 1 I myhomeworkwhenMike lastnight 昨天晚上迈克来的时候我正在写作业 2 WhileAnn TV herfather home 安正在看电视时 她父亲回来了 wasdoing came waswatching came 活学活用 3 WhatwereyoudoingwhenI atthedoor 我敲门 knock 的时候你在干什么 4 She theroomwhenI toseeher 我去看她的时候她不是在打扫房间 wasn tcleaning went knocked 1 感觉像2 首先3 入睡4 逐渐变弱5 确信6 醒来7 凌乱8 清洁9 互相帮助10 在困难时期 feellikeatfirstfallasleepdiedownmakesurewakeupinamesscleanuphelpeachotherintimesofdifficulty 单元复习 重要短语 1 Whatwereyoudoingateightlastnight Iwastakingashower 2 Hewasreadinginthelibrarywhentherainstormcame 3 WhileLindawassleeping JennywashelpingMarywithherhomework 单元复习 重点句子 1 Iwaswalkinghomefromschool Isawastrangelightinthesky But Ipointeditouttomyfriend itwentaway 2 Itoldmyolderbrotheraboutthestrangelightinthesky hejustlaughedanddidn tbelieveme 3 mybrotherwaslaughing thetelevisionnewsreportedthatotherpeoplehadseenthelightaswell 1 Fillintheblankswithwhenorwhile Self check While when When While 2 Fillintheblankswiththecorrectformsofthewordsinbrackets WhenI be inthesixthgrade I join apianocompetition I practice forfourhourseverydayandmypianoteacher come threetimesaweekto help me Thenthebigdayfinally arrive I be sonervouswhenthey call myname I go upand start toplay was joined practiced came help arrived was called went started WhileI play everyone sit stillandlistened Iplayedthesongwithoutanymistakes ThenI wait forthemtocalloutthewinner WhenI hear