山东省曲阜市陵城镇中学八年级英语 《What were you doing when the UFO arrived》课件3.PPT

unit3 whatwereyoudoingwhentheufoarrived languagegoals talkaboutpasteventstellastory keysentences wherewereyouwhentheufoarrived iwasinfrontofthelibrary whatwereyoudoingwhentheufoarrived iwascleaningmyroom theboywaswalkingdownthestreetwhentheufolanded whiletheboywaswalkingdownthestreet theufolanded thegirlwasshoppingwhenthealiengotout whilethegirlwasshopping thealiengotout specialdifficulties whatwashappeningwhenwhathappenediwassleepingwhentheufoarrived whilewhatwashappening whathappenedwhilethealienwasbuyingasouvenir thegirlcalledthepolice iwascallingmyfriendathome wherewereyouat7 30lastsunday andwhatwereyoudoing taskone interviewyourpartner report he shewascallinghisfriendathomeat7 30lastsunday pairworkp18 1a wherewashewhentheufoarrived hewasinthebedroomwhentheufoarrived whatwashedoingwhentheufoarrived landed tookoff hewassleepingwhentheufoarrived tasktwosurvey whatdidyourgroupmembersdo wherewerethey when whileiwas usefulsentences a wherewereyouwhen whileiwasinthestreet b iwasathome a whatwereyoudoingwhen whileiwaswalking b iwastalkingwithmymother a whatdoyouthinkofit b ithinkitwasinteresting fillinthechart report marywasathomewhen whileiwasinthestreet marywastalkingwithhermotherwhen whileiwaswalking hethinkitwasboring susansleptathomewhen whilemarywastalkingwithhermother itwasrelaxing comparingthefollowingsentences theboywaswalkingdownthestreetwhentheufolanded whiletheboywaswalkingdownthestreet theufolanded thegirlwasshoppingwhenthealiengotout whilethegirlwasshopping thealiengotout grammarrules 1 一种状态whenwhathappenediwassurprisedwhenitwentintoashop 2 whatwashappeningwhenwhathappened thegirlwasdrawingwhenthealiengotout 3 whilewhatwashappening whatwashappening whilethewifewasshopping thehusbandwasdrivinginthestreet 4 whilewhatwashappening whathappened whiletheboywaswalkingdownthestreet theufolanded when和while的用法与区别 1 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 这些动词既可以表示动作 又可表示状态 从句中的动作既可和主句的动作同时发生 又可在主句的动作之前或之后发生 如 marywashavingdinnerwhenisawher theboywasstillsleepingwhenhismothergothomeyesterdaymorning 2 while表示 在 的时候 在 期间 它强调主句的动作与从句的动作同时发生或主句的动作发生在从句的动作过程中 while从句中必须是表示动作或状态的延续性动词 如 theweatherwasfinewhilewewereinbeijing shecalledwhileiwasout 如果主句的动作在从句的动作过程中发生 从句常用进行时 如 whilewewereswimmingsomeonestoleourclothes don ttalksoloudwhileothersareworking when和while的用法与区别 1 when可指时间点 又可指时间段 从句中可用延续性动词 也可用非延续性动词 while总是指一个时间段 从句中必须用延续性动词 2 when while写过去发生的事情 3 统一时态 主句过去式 从句也是过去式 summary fillwith while or when 1 maywastalkingonthephone hersisterwalkedin 2 ritaboughthernewdog itwaswearingalittlecoat 3 isawcarlos hewaswearingagreenshirt 4 iwasdancing hewassingingloudly exercise1 i wassleeping slept whenthephonerang alanwasdoinghouseworkwheni wasarriving arrived whiletheplane wastakingoff tookoff thepilotdidn ttalkatall iwaswatchingtvwhenmymother wasturning turned itoff exercise2 choosethecorrecttheverbforms reading1sectionap203a readthee mailmessageandnumberthepicturesinthecorrectorder pairworkcoverthestory lookatthepicturesandtaketurnstotellthestory 提醒学生注意含有when while的句子 reading2sectionbp223 prediction lookatthepictureandthefirsttwosentencestopredictwhathappened reading readthearticle thenanswerthequestionsnexttothearticle retelling encouragethestudentstotellthisstoryaccordingtothefollowingquestions tellingtheirownstory tellastory whatdoeslindalove wheredidtheygo whilelindawasbuyinganewspaper whathappened thenwhatdidshedo whileshewastalkingonthetelephone whathappened whilethepolicewerecoming whatdidlindado finallywhenlindasawdavy whatwasitdoing listenandfillinthechart correcttheanswers 1 whosecardoyouthinkhittheoldman 2 whydoyouthinkso discussion thankyou 过去进行时 概念 表示过去某一时刻或某段时间内正进行的动作 构成形式 was were doi