动词时态和语态总结课件.ppt
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1、动词的时态和语态,1,动词的时态 时态是谓语动词所表示的动作或情况发生时间的各种形式。它是“时”和“体”的组合。“时”有现在、过去、将来、过去将来之分;“体”有一般、进行、完成、完成进行之别。见下表:,2,3,v./v.s,ved,will+v,would+v.,had+Vp.p,have/has+Vp.p,will have+Vp.p,am/is/are+Ving,was/were+Ving,4,一、一般现在时1.一般现在时表示经常发生、习惯性动作或存在的状态;He takes a walk after supper every day.He is our English teacher.客
2、观真理、科学事实、格言;The sun rises in the east.Two plus two makes four.主语的特征、性格、能力等。He woks hard.The children draw well.常见时间状语:often,sometimes,seldom,always,every day/month/year,5,2.主句是一般将来时,时间、条件状语从句中用一般现在表示将来。如:Ill go there after I finish my work.If it rains tomorrow,I wont go there.3.在以here,there开头的句子里,go
3、,come等少数动词的一般现在时表示正在发生的动作。例如:There goes the bell.铃响了。There comes the bus.汽车来了。Here she comes.她来了。4.表示安排或计划好的将来的动作(一般只限于某些表移动的动词,如go,come,leave,start,be,arrive,begin,return,open,close,depart,end,sail,finish等).The train starts at ten oclock in the morning.Supper is at five today.,6,二、一般过去时1)表达特定的过去时间内
4、发生的动作或存在的状况,常与last week/year/month/spring,a few days ago,in 1998等时间状语以及when等连词引导的时间状语从句连用。We had a good swim last Sunday.When I was young,I took cold baths regularly.2)叙述过去连续发生的一件件事。He got up early in the morning,fetched water,swept the yard and then went out to work.3)表过去某一时间内经常发生或反复发生的动作或行为。When m
5、y brother was a teenager,he played table tennis almost everyday.4)在条件、时间状语从句中表示过去将来的动作。They said they would let us know if they heard any news about him.,7,三.一般将来时 一般将来时表示将来要发生的动作和存在的状况。有下列一些形式:1.will/shall+do(侧重将来行为,不突出计划安排去做某事,与tomorrow,next week,soon,in 2018等连用)表示将会出现的动作或状态。My daughter will be tw
6、elve years old tommorrow.表示经常发生的动作。We shall work in this factory every day.“will+动词原形”表示事物固有的属性或必然趋势、倾向。Fish will die without water.,8,表示说话过程中所做的决定。The phone is ringing Ill answer it.2.be going to do表示已经决定或安排好要做某事。We are going to visit the Museum of Chinese History.根据某种迹象认为在最近或将要发生某事。Tom studies ver
7、y hard,and he is going to try for a scholarship.,9,3.be about to+动词原形表示即将发生的动作,意为“正要、即将”。The English evening is about to begin.不可与具体的将来时间的副词或副词性短语、但可以同由as/when引导的时间状语从句连用。She was about to go to cinema when I came.4.be to do 1)(按计划或安排即将发生)The boys are to go to school next week.He and I are to meet at
8、 the Shanghai Railway Station.,10,这种结构也可用于过去,was/were to do sth表示曾经计划要做的事,但不表明计划是否被执行,或表示命运(即命中注定要发生的事),而非计划;was/were to have done sth 表示未曾实现的计划。I felt nervous,I was soon to leave home for the first time.我感到很紧张,因为我很快就要首次离开家了。They said goodbye,little knowing that they were never to meet again.他们告了别,不
9、知道以后再也不会见面了。We were to have told you,but you were not in.我们本想告诉你的,但你不在家。,11,2)表示“应该”,相当于should,ought to,You are to report to the police.What is to be done?应该怎么办呢?3)表示“必须”,相当于must,have to The letter is to be handed to him in person.4)You are to do your homework before you watch TV.表示“想,打算”,相当于intend,
10、want,If we are to be there before ten,well have to go now.,12,5)用于第一人称疑问句,表示征求对方意见。Am I to go on with the work?What are we to do next?6)用于否定句,表示“禁止”,相当于“mustnt”The books in this room are not to be taken outside.7)表示“可能,可以”,相当于may,can The news is to be found in the evening paper.Such people are to be
11、 found everywhere.,13,四、现在进行时1.表示说话时正在进行而尚未完成的动作或状态。We are having an English lesson.2.表示现阶段一直在进行的动作,但说话时不一定正在进行。The workers are building a new factory.3.有时可表示即将发生的动作(只限于go,come,stay,leave,start,begin,arrive,return,fly,drive等动词)这时常有一个表示将来时间的状语。He is working as a teacher tomorrow.从明天起他要做老师。My father i
12、s coming to see me this Saturday.这个星期六我爸爸要来看我。,14,3.代替一般现在时,描绘更加生动。例如:The Changjiang River is flowing into the east.江水滚滚向东流。The sun is rising in the east.太阳从东方冉冉升起。4.表示反复出现或习惯性动作,常表示不满、抱怨或赞赏等情感。常与always,forever,all the time,continually,constantly等时间副词连用,如:He is always thinking of others first.He is
13、always making the same mistake.5.大多数动词可用于进行时,但也有些动词不用于进行时。常见的有:exist,live,understand,mean,owe,belong to,know,doubt,suppose,remember,forget,believe,trust,want,wish,refuse,like,hate,dislike,prefer,mind,hope等。,15,五、过去进行时1.表示过去某一时刻或某一段时间内正在进行的动作(这一过去时间须用时间状语表示)。He was preparing his lecture all day yeste
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- 动词 时态 语态 总结 课件
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