初中英语过去进行时

Summary3PastContinuousTense过去进行时总结I.Definition时态含义示过去某一时刻或过去一段时间内正在进行的动作。II.Timewords时间标志词1.then,atthattime,thistimeyesterday,at6o’clockyesterday...2.when/while/(just)as引导的时间状语从句III.Structure动词结构was/were+doingWhen/while/(just)as引导的时间状语从句在过去进行时态中的用法区别1.when既可以和短暂性动词连用，也可以和连续性动词连用，句中一般翻译为“当......时候”/“就在那时”。a.SomeoneknockedatthedoorwhenIwashavingbreakfast.b.Iwastakingabathwhenthetelephonerang.2.while只可以和连续性动词连用句中一般翻译成“当......时候”（=when）/“然而”（强调前后两个动作同时进行）a.Hecuthimselfwhilehewasshaving.b.MywifewascookingthedinnerwhileIwasworkinginthegarden.3.(just)as更强调“随着”，所引导的从句动作一般与主句动作伴随着发生。a.JustasIwasopeningthefrontdoor,thetelephonerang.b.Thechildrenweresingingastheywenthome.IV.Exercises练习()1.Wewerereadingthenewspapersuddenlythelightwentout.A.whenB.whileC.beforeD.after()2.WhilesheTVinthesittingroom,thebell.A.watches;ringsC.waswatching;rangB.iswatching;rangD.watched;wasringing()3.Sheherselfwhilesheoffthebus.A.hurt;wasgettingC.hurt;isgettingB.Hurts;wasgettingD.hurts;isgetting()4.Whenhe,Iabath.A.arriving;washavingC.arrived;amhavingB.arrived;washavingD.arrives;washaving()5.WhenIsawheronthewayhere,sheamagazine.A.readsB.isreadingC.wasreadingD.willread6.昨天晚上8点你正在做什么？7.我到家的时候，妈妈正在厨房做饭。8.我在写作业的时候我爸爸正在看报纸。9.我正要离开前往上海，邮递员来了。10.我们正在河里游泳突然天就下雨了。