现在进行时与过去进行时讲解与练习

1、现在进行时一、意义 一一当表示现在正在进行的动作或正在发生的事时间标志now，句前的lookisten二、构成:be (am, is ,are )+动词现在分词-ing形式肯定句：主语 + be +现在分词 V-i ng (+其他)I' m doing my homework now .否定句：主语 +be+not+动词-ing +其他.I' m not doing my homework now.一般疑问句：Be+主语+动词-ing +其他？Are you doing your home work now?Yes, I am . No , ' mI not .特殊疑问

2、句：特殊疑问词+be+主语+动词-ing+其他？What are you doing now类型肯定句否定句一般疑问句特殊疑问句三、现在分词的构成：(1) 一般在动词末尾直接力加构成主语+be(am/are/is)+do in g+ 主语 +be(am/are/is)+not +do in g+Be(Am/Are/ls)+ 主语 +do in g+? 疑问词 +be(am/are/is)+ 主 语+do in g+？ing,例句I am singing.我正在唱歌。They aren' tplaying games.他们没有在玩游戏。Are you hav ing lun ch?你正在

3、吃午饭嘛？Why are you doing?你为什么哭？(2) 以不发音字母e结尾的动词，先去掉 e,再加ing,女口make 宀 making dance 宀 dancing 跳舞 write 宀 writing 写 have 宀 havingride f ridi ng 骑 come f coming 来(3) 以重读闭音节结尾的动词，中间只有一个元音字母，词尾只有一个辅音字母，应双写末尾的辅音字母，再力口ing,女口：putti ng running beg inning stopp ingswim ming shopp ing jogg ing sitting getting for

4、getting letting情况构词方法例词亠般情况加-ingstudy f studying ask 宀askingworkf working see f seeingdance f dancing take f taking以不发音的e结尾去e力口 -ingfmove mov ingbecome f becomingswim f swimmi ng以重读闭音节结末尾，末尾只有一个辅音字母末位字母双写再加run f running-ingbeg f beggi ngforget f forgett ing以y结尾的动词直接加-ingstudy f study ingplay f play

5、ing少数几个以ie结尾的动先把ie变为y再加lie f lyi ng-ing四、现在进行时的基本用(1)表示现在(指说话人说话时)正在发生的事情。We are waiting for you.(2)习惯进行：表示长期的或重复性的动作，说话时动作未必正在进行。Mr. Green is writing another novel.(说话时并未在写，只处于写作的状态。She is learning piano under Mr. Smith.(3)表示渐变的动词有：get, grow, become, tur n, run, go, begi n等。The leaves are turning r

6、ed.It's gett ing warmer and warmer.(4)与always, constantly, forever等词连用，表示反复发生的动作或持续存在 的状态，往往带有说话人的主观色彩。You are always cha nging your mind. 责(备)(5)表示最近按计划或安排要进行的动作，如常与表示将来的时间状语连用，常用的动词有come,go,leave, start, arrive,have 等,女口: He is leav ing for Nanji ng this eve ning，他今晚动身去南京。We are havi ng a holi

7、day next Mon day ，我们下星期一放假。五、不用进行时的动词1感官动词不用于进行时态这些词有 see,hear,smell,taste,feel,女口：The cake smells good，那块蛋糕闻起来味道很好。2. 表示感情的动词不用于进行时态这些词有 love,hateike,fear,prefer ，女口I like playi ng basketball 我.喜欢打篮球。3. 表示思考和理解等意义的动词不用于进行时态这些词有 kno w,u ndersta nd,wish,hope,forget,remember, n eed现在进行时一、写出下列动词的现在分词。w

8、alkrunswimmakegowriteshopsithavesingdan ceputseebuyliste njump1、用现在进行时完成下列句子。1. Whatyou(do)?2. Look! Some one(dan ce).3. Whathe(talk)?4. He(clean) a car.5. you(write) a letter?6. Cindy(jump) in the park?7. you(ask) questi ons?8. We(play) games now.9. My father(work) now.10. He(read) an English book

9、now.三、用所给的动词的正确形式填空。1 .Whatyou(do)now?2. Whatyour mother(do) now?3. Look! Three boys(run).4. Listen! some girls(sing) in the classroom.5. It's nine o'clock. My father(work) in the office.6. Where is Mark? He(sit) on the grass.7. Look, Miss Chen(play) football.8 What is our daughter doing? Sh

10、e(liste n) to music.9. It's 5 o'clock now. We( have ) supper now.10. he(clea n) the classroom? No. He isn't. He(talk).四、按要求改写下列的句子。1. You are doing your homework. 用(” I” 作主语改写句子 )2.She is closing the door now. 改(成否定句 )3. The birds are singing on the tree. 就(划线部分提问)4. They are cleaning th

11、e window. 改(为一般疑问句)5. Kate is dancing.对(划线部分提问)6.I am riding a bike with my father.( 对划线部分提向)7.My mother is cooking the meal.（ 改为否定句 ）8. Mary is writing letter to her pen pal.（对划线部分提问）五、将下列句子改成现在进行时。1.1 watch TV.2. Kitty and Ben have lunch at about twelve.3. She works in a hospital.4. What do you do

12、?5. Danny eats an apple.过去进行时1 ）概念：过去进行时主要表示过去某一时刻正在进行的动作，或表示过去某一阶段一直在进行的动作2)常用的时间状语this morni ng, the whole morning, all day yesterday, from nine to ten last eve ning,whe n, while.My brother fell while he was riding his bicycle and hurt himself.It was raining when they left the station.Whe n I got

13、to the top of the mountain, the sun was shi ning.一、过去进行时结构：过去进行时谓语动词形式由” was/were+动词的现在分词”构成，女口 What were you doing at the time of the meeting?开会的时候你正在干什么？Jimmy was watch ing TV at this time last Mon day .上个星期一的这个时候吉米正在看电视。否定句则在 was/were后加一个not,疑问句将 was/were提前则可 如：He was read ing a book at 5:00pm ye

14、sterday.f He was not readi ng a book at 5:00 yesterday.f Was he readi ng a book at 5:00 yesterday?(Yes, he was./ No, he wasn ' t.)f What was he doing at 5:00 yesterday?、过去进行时的句式类型构成例句肯定句主语 +was/were+do ing+ 其: He was crying at that time.他他那时正在哭二、过去进行时用法：1. 过去进行时主要表示过去某个时刻正在进行的动作，常和表示过去的状语连用。如：He

15、 was read ing a book at 5:00pm yesterday.2. 过去进行时也可以表示过去某一段时间内正在进行的动作。He was read ing a book from 9 to 5 yesterday.3过去进行时与频度副词always forever， continually ， constantly等连用时表示过去经常反复的动作，常常带有埋怨、讨厌、赞扬或喜爱等情绪。 My sister was always being late. 表（示埋怨 ）（2） He was always helping others.表（示赞扬）4.过去进行时表示过去将要发生的动作现

16、在进行时可以表示将来的动作，同样，过去进行时也可以表示从过去某时看来将要发生的动作，常用在间接引语中。 Lucy arrived in Beijing last Friday. But she was leaving for Hong Kong thenext morning.上周五Lucy到达北京，但第二天早晨就要动身去香港了。5 (1)是说用一般过去时，只表示有过这件事；用过去进行时，则强调动作 的连续性。 I wrote a letter this morning.今天上午我写了一圭寸信(信写完了)I was writi ng a letter this morni ng.今天上午我在写

17、一圭寸信(信不一定写完) The children watched TV yesterday evening.昨天晚上孩子们看了电视。 (强调过去发生了这件事)The childre n were watch ing TV yesterday eve ning.昨晚孩子们都在看电视。(强调昨晚看电视这一动作的持续性)6.使用过去进行时应注意的几点(1)动词hope , wonder等的过去进行时常用来表示提出要求，虽然表示现在的 内容，但语气比一般现在时或一般过去时要委婉。如：I was won deri ng whether you could come to joi n us.我想你能否过

18、来跟我们一起活动？(4) when作并列连词，表示 “(这时)突然”之意时，第一个并列分句用过 去进行时，whe n引导的并列分句用一般过去时。如：I was taki ng a walk whe n I met him.我正在散步，突然遇见了他。We were playi ng outside whe n it bega n to rai n.我们正在外边玩，这时下起雨来了。(5) go, come, leave, start, arrive 等动词可用过去进行时表示过去将来的含义。 如：I was leavi ng for Wuhan that day.那天我正要去武汉。She was c

19、oming later. 她随后就来。一、用所给词的适当形式填空。(过去进行时)1. -Whatyou(do) at that time last ni ght?-We(watch) TV.2. Mike and I(play) basketball at that time yesterdayafter noon.3. Jane(wait) for me when I(arrive).4. I first met Lisa three years ago. She(work) at a radio shopat the time.5. WhatJim(write) when the teac

20、her came in?6. He(lie) on the ground at nine yesterday evening?7. When I arrived at his office, he(speak) on the phone.8. -Was your father at home yesterday eve ning?-Yes, he was. He(liste n) to the radio at 7 : 00 pm yesterday.二、单项选择。()1. Li Leia letter to his frie nd last ni ght.A. was writ ingB. was writte nC. will write the party.D. writes()2.-Hi, Lin Tao. I did n't see you at the party-Oh, Iready for the math exam.A. am gett ingB. was gett ingC. gotD. have got()3. Theya football game from 7 to 9 o'clock last ni ght.A. were watc