一般现在时(课堂PPT)

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1、1,一般现在时,定义: 一般现在时。表示通常性、规律性、习惯性的状态或者动作(有时间规律发生的事件)的一种时间状态,2,一般现在时的构成,1、 主语+be动词+其他 2、主语+V原形+其他(do) 3、主语+Vses+其他(does),3,具体运用,1.表示经常的或习惯性的动作,常与表示频率的时间状语连用。 时间状语: always, usually, every morning/night/evening /day/week/year,often,sometimes twice a week seldom once a month on Sundays,4,2.表示客观事实和普遍真理。(注意

2、:此用法如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时。) e.g The teacher said the earth moves around the sun. Shanghai lies in the east of China.,具体运用,5,具体运用,3表示格言或警句中。 e.g Pride goes before a fall.骄者必败。 例:Columbus proved that the earth is round.,6,具体运用,4 在时间、条件状语从句中,主句用一般将来时,从句要用一般现在时。 E.g:Ill help you as soon as yo

3、u have problem. We wont go if it rains,7,1.如果主语是名词复数和第一人称I、 we ,谓语动词不用做任何变化,即仍然用动词原形表示: 肯定句 主语+动词原形+其他 否定句 主语+dont+动词原形+其他 一般疑问句 Do+主语+动词原形+其他 例 1) We usually go to school at 7:30. 2) My parents give ten yuan to my sister every week.,8,2.主语是任何一个单数名词或者是第三人称单数,谓语动词要进行必要的变化。特别提一点:不可数名词也算作单数处理。 肯定句: 主语+

4、动词的第三人称单数+其他 否定句: 主语+doesnt+动词原形+其他 一般疑问句 : Does+主语+动词原形+其他 肯定回答: Yes,主语+does 否定回答: No,主语+doesnt 特殊疑问句: 特殊疑问词+一般疑问句,9,1、一般动词,在词尾加 s ; 如: work-works, live-lives, play-plays, sing- sings. eg: She lives in Ningbo. 她住在宁波。 2、以o, s, x, ch, sh结尾的动词词尾加 -es teach- teaches, wash- washes. go -goes pass-passes

5、fix-fixes eg: My mother washes the coat.我母亲洗了大衣。,动词变化规律,10,3.以辅音字母加Y 结尾的词,把Y变I 在加ES,,Study fly,studies,flies,4.特殊情况:,have has,11,1._ you have a book ? A DoB. AreC. IsD. Have2.Does Li Lei like to watch TV? _.A. Yes, he like. B. No, he doesnt. C. Yes, hed like.D. No, he likes.3.She doesnt _ her homewo

6、rk in the afternoon. A. doingB. to doC. doesD. do4.How _ Mr. Smith _ to England? A. do, go B. is , go C. does, go D. does , goes,12,5. _ she _ home at six every day? A. Is , leave B. Does , leave C. Is , leaves D. Does , left6.I want_homework now. A .doingB. to doC.to do myD.do my7.Its time_.A.go to

7、 schoolB.play games C.to go homeD.to do my homeworks8_you _the blackboard?Yes,I can.A.Can, clean B.Am, cleaning C.Are, cleaningD.Do, clean9_go and help her. A.Lets me B.Lets us C.Lets D.Lets to,13,10.Do they have a new car? Yes,_. A.they are B.they have C.they dont D.they do11.He often _ supper at 6

8、:00 in the evening. A. have B. has C. is having D. is eating12. Its 6 oclock in the morning. Its time _. A. get up B. gets up C. to get up D. gets up,14,13.The students will go to the Summer Palace if it _ tomorrow. A.dont rain B. doesnt rain C. wont rain D. isnt rain 14. The picture _ nice. A.looks B.is looked C.look D.is looking 15 Hell stay in Beijing till his aunt_well. A will getB will be C getsD remains,15,16 sound travels in the same way as light _. A doesB do C travel D traveled 17 The train he was looking forward to_ only a minute ago. A arriveB arriving C arrivedD had arrived,

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