过去进行时 (3)

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,第六讲 过去进行时,The past continuous tense,过去时,+,进行时,基本情况,时间状语：,Ago,（,two hours ago,（一段时间,+ago,）,yesterday the day before yesterday,last week/year/night/month,（句子开头或结尾）,具体时间（如,Jan.fourth,）,just now,at the age of,one day,，,once upon a time,long long ago,等,when/while,引导的从句,动词形式,现在分词,ing,肯定句：,was/were+doing,否定句：,was/were+not+doing,一般疑问句：,was/were,提前,Yes,主语,+was/were.,No,主语,+wasnt/werent.,用法,一、过去某个时间点正在发生的事情,时间点可以用介词短语、副词或从句来表示,如：,What was she doing,at nine oclock,yesterday?,昨天晚上九点她在做什么？,(,介词短语表示时间点,),When I saw him,he was decorating his room.,当我看见他的时候他正在装饰房间。,(when,从句表示时间点,),二、过去一段时间内一直在进行的动作,常用的时间状语：,this morning,the whole morning,all day yesterday,from nine to ten last evening,如：,We were watching TV,from seven to nine last night.,昨天晚上七点到九点的时候我们在看电视。,What was he researching,all day last Sunday,?,上周日他一整天都在研究什么？,三、过去进行时描述一件事发生的背景；一个长动作发生的时候，另一个短动作发生。,常用于,when,while,引导的从句,如：,My brother fell,while,he was riding his bicycle and hurt himself.,我哥哥骑自行车的时候从车上摔下来，受伤了。,It was raining when they left the station.,他们离开车站的时候天正在下雨。,When I got to the top of the mountain,the sun was shining.,当我到达山顶的时候，阳光灿烂。,While+,过去进行时，主句一般过去时,When+,一般过去时，主句过去进行时,My brother fell,while,he was riding his bicycle and hurt himself.,When my brother fell,he was riding his bicycle.,It was raining when they left the station.,They left the station while it was raining.,四、在复合句中，如果主要动作和背景动作都是延续的或同时发生的，那么主从句的动词都可用过去进行时。,例如,：,While,he was waiting for the bus,he was reading a newspaper.,他边等车边看报。,(,两个动作都是延续的,),He was cleaning his car,while,I was cooking.,他擦车时我在做饭。,(,两个动作同时进行,),五、用过去进行时代替过去将来时,1,）表示渐变的动词有：,get,grow,become,turn,run,go,begin,，,die,等,如：,The leaves were turning red.,It was getting warmer and warmer.He was dying.,2,）短暂性动词用于过去进行时表示即将发生的或预定中计划好的活动。,如：,We were leaving soon.,During that time he was going with us.(,表示打算,),六、一般过去时代替过去进行时,句型：,There went/came+n.,如,：,There went the bell.,There came the crying of,Mrs,Smith.,七、与,always,often,usually,等连用表喜爱，讨厌等感情色彩。,如：,He was always Changing his mind.,注意,英语中有四类动词一般不用进行时（不用现在进行时和过去进行时）,1),表心理状态、情感的动词，如,love,hate,like,care,respect,please,prefer,know,等，若用进行时则词意改变。,Im forgetting it.(=beginning to forget),2),表存在、状态的动词，如,appear,exist,lie,remain,stand,seem,等,3),表感觉的动词，如,see,hear,feel,smell,sound,taste,等,.,4),表一时性的动词，如,accept,allow,admit,decide,end,refuse,permit,promise,等。,过去进行时与一般过去时的区别,A.,进行时表某一行为的“片断”，一般时表示行为的“整体”和存在的状态。,I was reading the book at that time.(,未读完，“读”的片段,),I read the book yesterday.(,已读完，表整个“读”,),B,、一般持续时间状语多与进行时连用,It was raining all night.(,优先用,was raining,rained,为持续动词，故也可使用,),He was writing a letter the whole of afternoon.(,短暂动词与持续时间连用，表反复，连续发生，不可用一般过去时,),C,、,while,时间状语从句中用短暂动词时只能用进行时。,例：,He broke a chair while he was jumping up and down.,D,、,While,所在主从句动作大致持续相等时主从句一般都用进行时，但若是持续动词可都用一般过去时，两个动作一长一短时短的用一般时，长的用进行时。,I was cooking the dinner while he was playing the piano.(,平行,),I cooked the dinner while he played the piano.,I saw him while I was walking to the station.,应用,侦探找钻石的故事,飞机误点了，侦探们在机场等了整整一上午。他们,正期待,从南非来的一个装着钻石的贵重包裹。数小时以前，有人向警方报告，说有人企图偷走这些钻石。当飞机到达时，一些侦探,等候在,主楼内，另一些侦探则,守候在,停机坪上。有两个人把包裹拿下飞机，进了海关。这时两个侦探把住门口，另外两个侦探打开了包裹。令他们吃惊的是，那珍贵的包裹里面装的全是石头和沙子！,这是一件已经发生的事，我们叙述时要用过去时。,now,past,Too late,为时太晚,The plane,was late,and detectives,were waiting,at the airport all morning.They,were expecting,a valuable parcel of diamonds from South Africa.,过去进行时，强调动作的持续,A few hours earlier,someone,had told,the,过去完成时,police that thieves,would try to,steal,the diamonds.,过去将来时,Steal stole-stolen,When,the plane arrived,some of the detectives,were waiting,inside the main building while others,were waiting,on the airfield.,过去进行时“正在”,Two men,took,the parcel off the plane and carried it into the Customs House.,一般过去时,While,two detectives,were keeping,guard at,the door,two others,opened,the parcel,.,过去进行时“正在”,keep guard,把守，把风,To their surprise,the precious parcel was full of stones and sand!,Take a break!,Exercise,一填入以下单词的正确形式。,1,It was warm,so I _(take)off my coat.,2,Jane _(wait)for me when I _(arrive).,3,Sue wasnt hungry,so she _(eat)anything.,4,My brother came into the bedroom while I _(dance).,5,_ he _(lie)on the ground at nine yesterday evening?,7,Mike and I _(play)basketball at that time yesterday afternoon.,8,My brother _(fall)while he _(ride)his bicycle and hurt himself.,9,I first met Lisa three years ago.She _(work)at a radio shop at the time.,10.When I arrived at his office,he _ on the phone.(speak),二,.,按要求进行句型转换。,1.We were having a PE class at four yesterday afternoon.(,改为否定句,),We _ _ a PE class at four yesterday afternoon.,2.Kate was reviewing her lessons,at eight last night.,(,改为一般疑问句，做肯，否回答，对划线部分提问,),3.He ran in the park.(,用,at this time yesterday,改写,),4.They were,playing computer games,at nine last night.(,对划线部分提问,),5.I was reading,a novel,at three yesterday afternoon.(,对划线部分提问,),三,.,根据汉语提示完成句子。,1,他们那时不在打排球。,They _ _ volleyball at that time.,2,当你回来时，他在看电视吗？,_ he _,Tv,when you came back?,3,昨天中午他在哪里等你？,_ _ he _ for you at noon yesterday?,4,当我离开时，他正在做家庭作业。,He _ _ his homework wh