《英语动词时态》PPT课件.ppt
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1、英语时态,时态概述,时态是一个语法范畴,是用以表示各种时间和动作的动词形式。不同的语言具有不同的时态。有的语言甚至没有时态。汉语基本上是借助词汇表示各种时间和动作。英语不但有时态,而且种类较多,区别细微,习惯性强。因此学习英语时态,应当抓住基本概念,注意其各种用法,相互进行比较,多做练习。,时态的“时”,“时”就是时间,它是一个语法范畴,和我们常识中的时间并不完全相同。在英语语法中,粗略得讲,时间可分为现在、过去、将来和过去将来四个主要部分。细加区别则分为以下九个部分:先现在-指现在范畴中的过去 现在 现在-指说话人说话的时刻 后现在-指现在范畴中的将来 先过去-指过去的过去 过去 过去-指说
2、话人的过去 后过去-指过去的将来 先将来-指将来的过去将来 将来-指说话人的将来 后将来-指将来的将来,时态的“态”,“态”可以作形态、形式讲,从语法方面,四个“态”分别为:一般、完成、进行 和 完成进行。1.一般形态:用以叙述一个单纯的事实,时间可以很不具体。动态动词的一般方面作为整体多表示动作已经完成。2.完成形态:用以表述一个动作已经完成的事实。3.进行形态:表示动作在一段时间中进行。4.完成进行时态:兼有完成形态与进行形态的特点。,时态的“类”,英语的四种“时”和四种“态”构成了十六种时态。,动词的“体”,静态动词1.表示内心活动:want、know、think、believe、und
3、erstand2.表示爱恶等情感:like、hate、love3.表示各种知觉:see、hear、smell4.表示身体感觉:feel、hurt、ache5.表示相互关系者:be、have、belong、contain、own动态动词1.瞬间动词:jump、hit、kick、knock、begin2.有限动词,表动作历时有限者:gather、bind、produce、build3.无限动词(持续动词):lie、sit、sleep、live、work、study4.重复动词:giggle、struggle、twinkle,一般现在时,一般现在时的构成肯定形式:动词原形(第三人称单数词尾加s或es
4、)否定形式:do/does+动词原形疑问式:do/does+主语+动词原形I like to watch TV.I dont like to watch TV.Do you like to watch TV?,一般现在时,一般现在时用法1.表示现在时刻发生的动作或状态,常与always、often、sometimes、usually、everyday等时间状语连用。A storm is often followed by a calm.I usually wake up early.Are you busy now?2.叙述逐日例行之事。The boys wake up at seven oc
5、lock,wash,dress quickly and run into the dining-room for breakfast.They wait until they hear the bell and then go to school.3.表示客观真理、科学事实以及客观存在。,一般现在时,Knowledge is power.The earth moves around the sun.4.和since或for引导的时间状语连用,表示从过去到现在一段时间的动作或状态,但强调的是现在的情况。For weeks and months nothing happens here at al
6、l.We are away from our families for a year or more.,一般过去时,一般过去时的构成肯定形式:动词原形词尾加ed否定形式:did not+动词原形疑问形式:did+主语+动词原形I went to see a movie yesterday.I did not go to see a movie yesterday.Did you go to see a movie yesterday?,一般过去时,一般过去时的用法1.表示在过去某一时间发生的动作或状态,和 表示过去时间的状语连用,如:yesterday、since then、then、at t
7、hat time、at that moment、just now、a few days ago 等。Where were you yesterday?They had a baby last month.She became silent since then.2.用于谈论或评价已经死去的人。Shakespeare wrote a lot of plays.were you a friend of the desceased?,一般过去时,3.表示过去的习惯动作。When he was in Beijing,Mark came to see me everyweek.We often prac
8、ticed swimming last year.4.用于虚拟语气,表示现在或将来的是将的动作或状态。Its high time we went.It seems as if I were a monster.I wish I were a bird.I would buy the car if I had the money.,一般将来时,一般将来时的构成肯定形式:shall(第一人称)/will(二三人称)+动词原形否定形式:shall/will not+动词原形疑问形式:shall/will+主语+动词原形I will open the door.I will not open the
9、door.Shall I open the door?,一般将来时,一般将来时的用法1.表示将来时间的动作或状态。You will be twenty tomorrow.Hugo will get there early in the morning.2.和表示将来的时间状语或条件状语连用,引导这种状语从句的词或短语有:when,while,before,after,until,as soon as 等。When I am free,I will go to see him.While I am there tomorrow,I shall buy one.After I finish my
10、task,Ill go home.If you dont take my advice,you will not success.We shall go unless it rains.,一般将来时,3.be going to do表示打算或准备好要做的事或有迹象表明会发生的事。What are you going to do during the summer holidays?The train is going to arrive.Look at the black cloud.Its going to rain.We are going to have a meeting this a
11、fternoon.4.be to do 表示约定、命令、或按计划要做的事。When are they to come?We are to meet at the school gate.You are to finish the work by noon.,一般过去将来时,一般过去将来时的构成肯定形式:should(第一人称)/would(二三人称)+动词原形否定形式:should/would not+动词原形疑问形式:should/would+主语+动词原形You would work.You would not work.Would you work?,一般过去将来时,一般过去将来时的用法
12、1.表示过去的将来在某一时间发生的动作或状态,常用语间接引语中。I was twenty-three years old now,and I would be thwety-four the next year.I didnt think they would have any objection to it.I know he would come the next day.Hebe told me that the play wouldnt act.Whenever he had time,he would come to see his parents.2.用于虚拟语气中。If I ha
13、d money,I would buy a car.It is necessary that we should invite him.,现在进行时,现在进行时的构成肯定形式:am/is/are+doing否定形式:am/is/are not+doing疑问形式:am/is/are+主语+doing I am doing my homework now.I am not doing my homework now.Are you doing your homework now?,现在进行时,现在进行时的用法1.现在进行时所表示的动作正在说话人说话的时刻进行,可与now,at present,a
14、t this moment,today,this week,these days,this year 等时间状语连用。What are you doing now?I am writing.How are you feeling today?Tom is tired these days and he is sleeping.2.有些表示过程的词,如:change come,mature,widen,deteriorate,meet,shoot,drop 等,用进行时态表示动作的重复性。The weather is changing for the better.His health is i
15、mproving each day.She is maturing into a self-possessed and articulate young women.她逐渐成为一个镇定自若,言谈清新的年轻女子。,现在进行时,3.表示某种感情色彩,常与always,constantly等词连用。Brian is living a happy life.Frieda is always complaining.My father is forever criticizing me.4.现在进行时用于when,while,as 等连词引导的时间状语从句中。When you are talking t
16、o the children,you use simple words and sentences.He passed out as he is standing up.他站起来时昏了过去。5.现在进行时表示将来,按计划或是已经安排好要做的事。这一用法只适合于某些动词,如:go,come,leave,start,arrive,return,spend等。I am leaving by train tonight.Are you going abroad next year?,过去进行时,过去进行时的构成肯定形式:was/were+doing否定形式:was/were not+doing疑问形式
17、:was/were+主语+doing I was watching TV at this moment yesterday.I was not watching TV at this moment yesterday.Were you watching TV at this moment yesterday?,过去进行时,过去进行时的用法1.表示过去某时正在发生的动作。We were having dinner when they came.I was reading a newspaper at nine oclock yesterday evening.What were you doin
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