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动词时态
(五)——过去进行时一过去进行时构成was/were+doing过去进行时肯定、否定、疑问的构成结构如下表:二.过去进行时用法
1、表示过去某一时刻或某一段时间正在进行的动作,其着眼点在于描述当时的动作常与状语atthattimeatthistimefrom8to9等连用例如---Whatwereyoudoingyesterdayafternoon——你昨天下午在干什么?---1wasplayingfootball.——我正在踢足球Hewasmendinghisbikeatteno*clockyesterday.昨天十点钟,他正在修他的自行车在许多情况下,没有明显的表过去时间的状语,这时需要通过上下文来判断谓语动作是否正在进行例如Wevisitedtheschoolwhichwasbeingbuilt.我们参观的那所学校正在修建中Whenhewaswalkingintheparkhesawseveralforeigners.当他在公园里散步时,他看见了几个外宾
2、过去进行时可以表示过去某一阶段内一直持续发生的动作例如Thosedayswewerebuildingahouse.那几天我们在盖房子HewaswatchingTVathomefrom3:00to5:00yesterdayafternoon昨天下午三点至U五点,他一直在家看电视3>用于故事中情节、场面的描述;gostartcomeleavearrive等的过去进行式常表示过去将来时HewasleavingforLondonthenextweek.
4、过去进行时还可用来表示“两个过去的动作同时进行着”;这时可用连词when或while来引起WhenIwasvisitingLondonIliketotravelbybus.在访问伦敦时,我喜欢乘公共汽车游览Theyarrivedwhilewewerehavingdinner.他们到时、我们正在吃饭及时反馈.IdrivedowntoLondonwhenIsuddenlyfoundthatIwasonthewrongroad.l.wasdriving.Weleaveveryearlysowepackedthenightbefore..wereleaving.Jackworkinthelabwhenthepowercutoccurred..wasworking
4.ShephonesomeonesoInoddedtoherandwentaway..wasphoning.JameshasjustarrivedbutIdidntknowhecomeuntilyesterday..wascoming.HemusthavesensedthatIlookathim.HesuddenlyglancedatmeandsaidquietlyHWhyareyoustaringatmelikethat.——Itwasreallyverykindofyoutogivemealifthome.Ohdontmentionit.Icomepastyourhouseanyway.【参考答案】.wasdriving.wereleaving.wasworking.wasphoning.wascoming.waslooking.wascoming肯定句否定句疑问句I/He/ShewaswatchingTVatnineoclocklastnight.We/You/TheywerewatchingTVatnineoclocklastnight.I/He/ShewasntwatchingTVatnineoclocklastnight.We/You/TheywerenotwatchingTVatnineoclocklastnight.WasI/he/shewatchingTVatnineoclocklastnightWerewe/you/theywatchingTVatninelastnight.。