小学英语现在进行时讲解与练习

小学英语语法之现在进行时[详解、练习、答案]一、概念现在进行时表示说话时正在进行或发生的动作,也可表示当前一段时间内的活动或现阶段正在进行的动作．结构：助动词be ( am / is / are ) +现在分词.二、现在分词的构成：1.大多数动词后可在动词后直接加-ing．Eg: carry-carrying,catch-catching,drink-drinking。

enjoy-enjoying hurry-hurrying。

do-doing。

read-reading。

think-thinking2.如果动词以-e结尾,则去掉-e,再加-ing。

ing。

have-having。

make-making,ride-riding,write-writing,take-taking,use-using．3.如果动词只有一个元音字母,而其后跟有一个辅音字母时,将此辅音字母双写,再加-ing 如：hit-hitting,let-letting。

put-putting,run-running,sit-sitting．4.如果动词有两个音节,且重音在第二个音节上,则末尾的辅音字母须双写,再加-ing。

如: for’etting,pre’fer-preferring,up’set-upsetting．试比较’XXX。

’differ/differing,’profit/profiting,这些词的重音在第一个音节上,因此其末尾的辅音字母不双写．5.以-ic末端的动词,应先把-ic变成-ick,再加-ing,eg: panic/panicking,ic/icking,但XXX。

die/dying,tie/tying是非凡变革要记着．三、句型结构：1.目前举行时的一定方式、否认方式、疑问方式及其回覆,一切变革都体目前助动词be ( is / am/ are )上．1)目前举行时的一定方式：主语+be(am/ is/are)+doing+其他身分I am singing。

小学英语现在进行时详解及试题一、构成:由be（am/is/are)+动词-ing形式构成。

标志性词语：1.现在进行时通常用“now”.如I am doing my homework now。

2。

现在进行时通常用“look”. 如Look！My mother is running。

3。

现在进行时通常用“listen" 如Listen! They are reading.4.现在进行时通常用“at the (this) moment”如At the (this) moment，he is only weeping。

二、动词现在分词的构成规则1 一般情况下直接加ingthink———thinking sleep——-sleeping study-—-studying2 以不发音的字母e结尾的单词，去掉字母e，再加ingcome---coming make—--making have—-—having3以重读闭音节（重读闭音节即两个辅音中间夹一个元音并且重读的音节）结尾，呈现“辅，元，辅”结构的动词，双写末尾的辅音字母，再加ingstop—--stopping sit——-sitting run—--running这类词还有：bigin，cut，get，hit，run，set，sit，stop，swim等。

4以ie结尾的动词，把ie改为y ，再加ingdie—--dying lie—--lying三、现在进行时的用法（1）用来表示说话时正在进行或者发生的动作，例如：Mother is cooking in the kitchen.妈妈在厨房里煮饭。

（2）用来表示现阶段正在进行的动作（但说话时不一定在进行）,例如：Is she writing a novel？她正在写一本小说吗？（3）用来表示即将发生的动作，一般是指按计划或者安排好要发生的动作。

适用于这种情况的动词主要有：go，come，leave,start，arrive等。

第12讲现在进行时1、定义：表示现在或现阶段正在进行或发生的动作。

句中常有now，look，listen 等词。

如：I am washing clothes now.Look! Liu Tao is climbing the tree.Listen! Jane is singing in the music room.2、构成：be动词（am/is/are）+ 动词现在分词（V-ing）3、动词现在分词构成：①如：read-reading，drink-drinking，eat-eating，look-looking Array②如：write-writing，make-making，ride-riding，take-taking③如：sit-sitting，swim-swimming，put-putting，run-running，stop-stopping，get-getting，begin-beginning，jog-jogging，forget-forgetting4、动名词其实就是动词的现在分词，它既有名词性质（可作主语），又有动词性质（可带宾语）。

如：Asking the wayMy hobby is collecting stamps.He is good at skating.现在进行时练习（1）I. 用括号中动词的适当形式填空：(20 points)1、Jeffrey ________（make）his cake now.2、 Be quiet! Three boys _________（sleep）.3、 What ______ your mother ______（do）now?4、 Look! ______your dog _____ now?（swim）5、Where is your father? He ______ ______ (read) books.6、Look, Miss Lin _________ （play）the piano.7、 Tom and his brother ________（see）the film now.8、Now, We_______（have）a test.9、 Listen! Mr. Zhao _________（sing）in the classroom.10、Where is Mr. Shi? He ________（sit）on the chair in his office.II. 选择填空：(30 points)( )1、Look! Spark _____his mother do the housework.A. is helpingB. are helpC. is helpD. is helpping( )2、_____are the boys doing ? They are singing in the room.A .Who B. How C. What D. Where( )3、Don’t talk here. My mother _____.A. is sleeping B .are sleeping C. sleeping D .sleep( )4、Daisy ______. Don’t call h er.A. is writeing B .is writing C.writing D .writes( )5、Who _____ over there at the moment?A. singingB. are singC. is singingD. sings( )6、Look! they _________ a good time, _________ they?A. have, doB. have, don'tC. are having, areD. are having, aren't ( )7、We _____ music and often _____ to music.A. like/ listenB. likes/ listensC. like/ are listeningD. are liking/ are listening( )8、Listen! The baby _____ in the next room.A. cryingB. criedC. is cryingD. cries( )9、It’s eight o’clock. The students _____ an English class.A. haveB. havingC. is havingD. are having( )10、Be quiet. Grandparents _____.A. is sleepingB. are sleepingC. sleepingD. sleep( )11、Michael _____ the windows every day.A. is cleaningB. cleanC. cleansD. is cleaning( )12、On Sunday, Bruce sometimes _____ his clothes and sometimes _____ some shopping.A. wash/ doB. is washing/ is doingC. washes/ doesD. is washing/ does ( )13、Some are _________ in the river and some are _________ games.A. swiming, playingB. swimming, plaiingC. swimming, playingD. swimming, plaing( )14、Eve_____ to do his lessons at 6 every eveningA. is beginningB. is beginningC. beginD. begins ( )15、Are the boys looking at the blackboard?Yes, they____.A. aren’tB. doC. don'tD. areIII. 按要求进行句型转换：(10 points)1、 Look! Eric is dancing.（改为一般疑问句）Look!_____________________________________.2、 Aaron is looking for his watch.（改为否定句）____________________________________.3、 Mrs. White is watching TV.（对划线部分提问）________ is Mrs. White ____________.4、 I am doing homework.（改为否定句）___________________________.5、They are waiting for you at the library.（就划线部分提问）__________ they ______________________________ .Ⅳ、改错：(10 points)1、 People like swim in summer.（）__________________________2、Mike is go to the park with his mom. （）______________________________________________________.3、 Are you listen to me?（）______________________________________________________ .4、 I am not running now.（）______________________________________________________.5、 Does Sky still helping Garfield?（）______________________________________________________ .V、填空：(10 points)1、What________ you ______ (do) now?2、It’s nine o’clock. My father___________(work) in the office.3、Look, Cole __________(put) the rubbish into the bin.4、Listen, who________(sing) in the music room?5、Where is Roger? Roger __________(run) on the grass.Ⅵ、将下列句子改成现在进行时：(20 points)1、Daniel speaks Chinese.Daniel ________________ Chinese.2、We have four lessons.We ______________ four lessons.3、I watch TV every day.I _________________TV now4、Julia works in a hospital.Julia _________________ in a hospital.5、Do you read this book?_____ you _______ this book.6、Mary and Susan have lunch at about twelve.Mary and Susan ______________ lunch at about twelve.7、His father often helps them.His father __________________them.8、Oven opens the door.Oven ___________________ the door.9、Charles watch TV in the evening.Charles ______________TV now.10、Donald sometimes walks on the beach.Donald ______________ on the beach.现在进行时练习（2）一. 写出下列动词的现在分词的ing形式work__________ sing__________ play__________ study_________ jump_________have__________ dance__________ write__________ take__________ climb__________ run___________ sit__________ shop__________ swim__________ do__________二.按要求改写句子1. The boy is playing basketball.否定句:____________________________________________________一般疑问句: _______________________肯定回答: ______________否定回答:______________2. They are singing in the classroom.否定句: ___________________________________________________一般疑问句:________________________肯定回答:______________否定回答:______________三. 用现在进行时完成下列句子1. Oh, listen! Mary_____________(sing) there.2. My parents _______________（watch）TV now.3. Look. Three boys _______________（run）.4. What __________ your mother ___________（do）now?5. __________ you __________（listen）to music? Yes, I am.6. Look, Miss Chen ___________ football.（play）7. Tom and his sister___________（wait等）for you.8. Now Class 3 and Class 4_____________（have）a test.9. Listen, someone ____________（sing）in the classroom.10. Where is Zhang Yan? She ____________（talk）with her teacher.11．Mr Zheng _____________ (read) a book now.12. The rabbits _____________ (jump) now.13.. Look ! Tom and John _____________ (swim).14. My brother _____________ (make) a kite in his room now.15. Look! The bus _____________ (stop).16. We _____________ (have) an English class now.17. Listen! Someone is _____________ (come).18. They _____________ (catch) butterflies now.19. He _____________ (do) an experiment now.20. They _____________ (collect) stamps now.21. Look! He_____________ (dive) now.22. Tom _____________ ( watch ) TV in the dining room.23. The doctors _____________ (get ) off the bus.24. Come on. They _____________ ( leave ) now.25. It _____________ (eat) fish now.26. My father_____________ (work) in the office now.27. Where is your mother? She_____________ (answer) the phone.28. The teachers _____________ (run) now.四. 选择( )1. Look! The boy_____ his mother do the housework(家务工作).A.a re wantingB. helpC. is helpingD. is looking ( )2. Look. Lucy is _____ a new bike today.A.j umpingB. runningC. ridingD. taking ( )3. Look! The girls _____ new dresses.A. are wearingB. wearingC. are wearD. is wearing ( )4. Listen! She ____ in the classroom.A.is singingB. singC. to singD. is sing ( )5. Listen! The baby _____ in the room.A. cryingB. criedC. is cryingD. cries ( )6._____are the birds doing? They are singing in a tree.A. WhoB. WhatC. HowD. Where ( )7. Is she____ lunch?A.eatB. eatingC. eattingD. eats( )8. They are _____ their clothes.A.makingB. puttingC. put awayD. putting on ( )9. _____are you eating? I'm eating hamburger.A.WhatB. WhichC. WhereD. Which ( )10. The children _____ football.A.is playingB. are playingC. play theD. play a现在进行时练习（3）一、写出下列动词的现在分词：play_____________run______________swim_____________make______________ go______________ like____________ write_____________ _ski_____________ read_____________ have____________ sing _____________ dance___________ put______________ see____________ buy _____________ jog____________ live___________ take______________ come _____________ get_____________ stop____________ sit _____________ begin____________ shop___________二、用所给的动词的正确形式填空：1.The boy __________________ ( draw)a picture now.2. Listen .Some girls _______________ ( sing)in the classroom .3. My mother _________________ ( cook )some nice food now.4. What _____ you ______ ( do ) now?5. Look . They _______________( have) an English lesson .6.They ____________(not ,water) the flowers now.7.Look! the girls ________________(dance )in the classroom .8.What is our granddaughter doing? She _________(listen ) to music.9. It's 5 o'clock now. We _____________(have)supper now10.______Helen____________(wash )clothes? Yes ,she is .11. Nancy and I are __________ (make) a model plane.12. Look, he is __________ (clean) the windows.13. The boys ____________ (run) with the cat now.14. I can’t _________ (skate), but I can _________ (ski).15. The students are __________ (draw) in the classroom.16. My sister and I like _________ (listen) to music.17. My father ____________ (watch) TV in the bedroom now.18. There _______ (be) a lamp near the sofa.19. What _________ he ________ (do) now? He ____________ (swim) .20. I like ________ (jog). I can _______(jog). I am _________ (jog) in the street now.21. My parents _________ (be) teachers.22. How _________ (be) your father? He _________ (be) fine.23. I am _________ (ride) a bike now. Look, Nancy _________ (ride) a bike with me.24. Kate _________ (dance). Mike and Helen _________ (skate) now.25. _________ Su Hai _________ (wash) clothes now? No, she _________. She_________ (sweep) the floor.26. I like _________ (play) the violin. I’m _________ (play) now. But I can’t_________ (dance).27. Do you like _________ (peach)? No, I _________. I like _________ (make) masks.28. Can you _________ (come) and _________ (help) _________ (he) with_________ (he) Maths?29. What _________ (be) in the bottle? There _________ (be) some apple juice.30. What _________ (be) in the school? There _________ (be) some buildings.31. _____ they _________ (sing) songs now? Yes, they _________. They can_________ (sing) many _________ (song).三、句型转换：1. They are doing housework. (分别改成一般疑问句和否定句)__________________________________________________________________________________________________________________________2.The students are cleaning the classroom . ( 改一般疑问句并作肯定和否定回答) ________________________________________________________________________________________________________3.I’m playing football in the playground .(对划线部分进行提问)_________________________________________________________________ 4．Tom is reading books in his study . (对划线部分进行提问)__________________________________________________________________________________________________________________________________ 5. Nancy is watching TV now. （用every evening替换now）_________________________________________6.I often listen to music in the evening. (用now替often)__________________________________________四、现在进行时翻译练习1.我正在读英语。

英语时态归纳一、一般现在时：标志词：often(经常) sometimes(有时) always(总是) usually(通常) never(从不) every(每一)行为动词词型变化形式：一般现在时动词只有第三人称有词形变化；其他人称（第一人称：I, we；第二人称：you；第三人称复数：they、my friends）动词均用原形。

当主语是第三人称单数时，一般动词在一般现在时句子中的变化规律：1、多数在动词后加s：play—plays like—likes ,2、以s，x，sh，ch，o结尾的动词加es wash–washes catch–catches do–does3、以辅音字母加y结尾，把y改i再加es fly—flies study—studies4、以元音字母加y结尾，直接加s buy – buys5、不规则变化have—has一般现在时基本用法功能1.表示事物或人物的特征、状态。

如：The sky is blue.天空是蓝色的。

2.表示经常性或习惯性的动作。

如：I get up at six every day.我每天六点起床。

3.表示客观现实。

如：The earth goes around the sun.地球绕着太阳转。

The earth is round.构成1. be动词：主语+be(am,is,are)+其它。

如：I am a boy.我是一个男孩。

2.行为动词：主语+行为动词(+其它)。

如：We study English.我们学习英语。

句型肯定句：A.be动词：主语+ be + 其它成分He is a worker.B.行为动词：主语+动词(注意人称变化) +其它成分We like the little cat.否定句：A.be动词：主语+ be + not+其它成分They are not students.B.行为动词：主语+助动词(do/does) + not+动词原形+其它成分We don’t like the little cat.一般疑问句：A.be动词：Am / Is /Are +主语+ 其它成分Are you a teacher? Yes, I am. / No, I am not.Are they students of your school. Yes, they are / No they aren’t.B.行为动词：助动词(Do/Does)+主语+动词原形+ 其它成分Do you like it? Yes, I do. / No. I don’t .Does he(she) like it? Yes, he( she )does. / No, he ( she )doesn’t.特殊疑问句：疑问词+ 一般疑问句A.be动词：How many students are there in your school?B.行为动词：What do you usually do on Sunday?一般现在时动词be和have的变化形式1.动词Be 叫连系动词, 用法：第一人称单数用am，第三人称单数用is，其它人称用are。

小学语法专题：现在进行时全练全解析1．—What are you____?—I′m writing a letter.A．do B．doing C．does全解析：答语中含有be doing结构，说明句子时态是现在进行时。

问句和答语的时态应保持一致，问句缺少现在分词，故答案为B。

2．The king isn't clothes.A．wear any B．wearing any C．wearing some全解析：be+现在分词构成现在进行时，句子为否定句，用any，一些。

故答案为：B.3．The bus is . Let's go.A．come B．coming C．comes全解析：本句用现在进行时表示一般将来时，构成be doing。

故选B。

4．He is in the river.A．swim B．swimming C．swims全解析：本句是现在进行时，构成be+doing，A游泳，动词原形，B游泳，现在分词，C游泳，单三形式，故选B.5．Daming _______ America with his cousin Simon.A．visiting B．is visiting C．are visiting全解析：be动词+现在分词，可构成现在进行时，主语第三人称单数，因此be动词是is，visit-visiting，故选6．What______________ you______________?A．are; do B．are; doing C．do; doing D．does; do全解析：故选B。

7．They ____ a lion dance now.A．are watching B．watched C．are going to watch全解析：根据now判断该句子是现在进行时，其构成是“主语+be+doing+其它”，主语是they第三人称复数，因此be动词用are，故选A。

小学英语英语现在进行时训练及解析含答案一、选择题1．—I can't find Mike in the classroom. Where is he?—Oh, he ________ in the library.A．was studying B．studied C．is studying D．studies2．—I haven't seen Jack for a couple of days.—He ________ for the English speaking competition which will take place next week. A．will prepare B．is preparing C．has prepared D．was preparing 3．—Hello! May I speak to Tom?—One moment! He _______ an e-mail.A．is sending B．sent C．sends D．was sending 4．—What’s that noise, Mike?—My little sister ________ with her toy car now.A．plays B．played C．will play D．is playing 5．Listen! The birds ________ happily in the tree outside the window.A．sing B．sang C．are singing D．were singing 6．— Tom, where is your little sister?— She _______ in the backyard now.A．is playing B．will play C．played D．plays7．Be quiet, please. They _________ a meeting now.A．have B．had C．are having D．were having 8．—Hi, Daming. What are you up to?—I ________ a project about family history.A．do B．did C．am doing D．was doing 9．—Jack, can you lend me your camera?—Sorry, I________ it. I will give it to you later.A．used B．am using C．have used D．was using 10．You’d better not disturb Kathy now as she ________ her speech for tomorrow’s meeting. A．is preparing B．will prepare C．was preparing D．has prepared 11．—Where is your father, David?—He ________ the car in the garden.A．will wash B．washed C．is washing D．was washing 12．— Hurry up, Mary. The movie has already been on for ten minutes.—Wait a moment. I ________ some snacks in a shop.A．buy B．bought C．am buying D．have bought 13．—Hurry up!—One moment. I ________ my e-mails.A．reading B．am reading C．was reading D．have read 14．—Tom, where's dad?—Oh, he ________ the flowers in the garden.A．waters B．is watering C．watered D．has watered15．—You look absent-minded. ________you ________someone?—Yes. An old friend of mine is coming. We haven't seen each other for a long time. A．Do; expect B．Are; expecting C．Were; expecting D．Did; expect 16．—Where is Frank?—He _________ to music in his room.A．listens B．is listening C．listened D．was listening 17．—Hey! You nearly hit the tree! What’s up?— Sorry, I ________ the trip to my hometown.A．think about B．am thinking about C．was thinking about D．thought about 18．It dark. Shall I turn on the light？A．gets B．got C．is getting D．was getting 19．— Hello. May I speak to Laura, please?—Sorry, she's not at home. She___________in the library.A．read B．reads C．is reading D．was reading 20．—Peter, please be quiet. Your brother ________ on the phone.—No problem.A．records B．recorded C．was recording D．is recording 21．— Tina, the TV show has already been on. Come and watch together.— Wait a moment. I ________ coffee in the kitchen.A．am making B．have made C．make D．made 22．—Has your aunt finished writing her novel?—Not yet. She ________ it these days.A．wrote B．writes C．is writing D．will write 23．Joe, answer the phone for me. I ________ how to make dumplings in the kitchen. A．learned B．am learning C．have learned D．learn 24．You had better not go this way. The workers _________ the road.A．have repaired B．are repairing C．repaired D．will repair 25．—Mom, I’m busy making the bed. Can you give me a hand?— Wait a moment. I ________ the floor.A．am cleaning B．will clean C．was cleaning D．have cleaned 26．— Helen, how was your English competition on Monday?— I have no idea, I _________ for the result. I was told it would come out in two days. A．was waiting B．waited C．will wait D．am waiting 27．—What is your mother doing, Linda?—She ________ dinner in the kitchen now.A．is cooking B．was cooking C．cooks D．cooking 28．—Lily, where is our father now? Go and get him for lunch.—Just a moment, please. Father ________ a phone call in his room.A．is making B．was making C．makes D．has made 29．—Can Peter play games with us, Mrs. Hawking?—Wait a minute. He ________ a shower.A．is taking B．taken C．took D．was taking 30．— May I speak to Mr. Brown?— I am sorry. He ________ an important meeting in his office now.A．has B．had C．is having D．will have 31．—Mary, may I use your ipad for an hour?—Sorry. I ________ on it.A．work B．am working C．have worked D．worked 32．—Ethan, let’s go to play basketball, shall we?—Sorry, I can’t. I ________Yao Ming’s game. Would you mind going later?A．watch B．have watched C．am watching D．was watching 33．—Where’s Nick?—He ________ classes at school.A．had B．will have C．is having D．was having 34．—I can’t find David. Where is he?—He________ for tomorrow’s competition at home.A．prepares B．is preparing C．has prepared D．prepared 35．Sorry, you can’t take the eraser away, Tony. I ________ it.A．have used B．used C．was using D．am using 36．— Ruby, can you help do the dishes?— Just a moment, Mom. I ________ the flowers.A．water B．am watering C．watered D．have watered 37．Mum ________ fish in the kitchen. It smells so good.A．cooks B．is cooking C．was cooking D．will cook 38．—Bob, can you take the dog for a walk?—Sorry, Dad. I ________ an online class.A．take B．took C．am taking D．have taken 39．—John, how was your interview on Monday?—No idea. I for the result. I was told it would come in two days.A．wait B．waited C．will wait D．am waiting40．I can’t hear you. I ______ to an English speech.A．am listening B．listen C．was listening【参考答案】一、选择题1．C【详解】句意：——我在教室里找不到迈克了。

小学英语现在进行时语法及练习题现在进行时的基本结构肯定式：am/is/are+doing（现在分词）They’re having a meeting now.他们现在正在开会。

否定式：am/is/are not +doing（现在分词）They aren't having a meeting now.他们现在没有在开会。

一般疑问式：Am/Is/Are + 主语+doing（现在分词）+ 其他Are they having a meeting now?他们现在正在开会吗？特殊疑问式：特殊疑问词+一般疑问式What are they doing now? 他们现在正在做什么？现在进行时的基本用法1. 表示此时此刻正在发生的事情。

常与now，at the moment，look，listen等词连用。

The little boy is watching TV now.这个小男孩现在正在看电视。

Listen！She is playing the guitar in the next room.听！她正在隔壁房间弹吉他。

2. 表示现阶段一直在进行着或是重复发生着的动作，不强调此时此刻正在做。

常与表示时间段的时间状语连用。

I am studying computer this term.这个学期我一直在学习计算机。

3. 表示说话人褒义或贬义的情感色彩，如赞许、批评、喜欢、厌恶等。

此时常与alway、often等频度副词连用。

He is always thinking of others , not of himself.他总是为他人着想，而不为自己。

（表示赞许）One of my roommates is often leaving things about.我的一个室友经常乱扔东西。

（表示不满）4. 表示在近期按计划或安排要发生的动作。

（现在进行时表示一般将来的含义。

）①瞬时动词的进行时在任何情况下都表示将来含义。

现在进行时讲解及练习现在进行时是英语中表达目前正在进行的动作或状态的一种时态。

在构成上，现在进行时由"be"动词的现在分词（"-ing"形式）与主要动词的原形构成。

现在进行时的构成现在进行时的构成由下列组成部分构成：- 主语 + am/is/are + 动词的现在分词现在进行时的用法1. 表示目前正在进行的动作：- They are playing soccer now.（他们现在正在踢足球。

）- She is studying for the exam.（她正在为考试而研究。

）2. 表示目前的临时状态：- We are staying at a hotel for now.（我们暂时住在一家旅馆。

）3. 表示现阶段的趋势或变化：- The weather is getting warmer.（天气变得越来越暖和。

）- Prices are rising steadily.（价格在稳定上涨。

）4. 表示计划或安排：- I am meeting my friends for dinner tonight.（今晚我要和朋友们一起吃晚饭。

）- They are going on a trip next week.（他们下周要去旅行。

）现在进行时的注意事项在使用现在进行时时，需要注意以下几点：1. 现在进行时表示的动作是暂时的，不持续很久。

2. 一些动词不常用现在进行时，如"believe"、"hate"、"know"等。

3. 注意主语与动词be的一致性。

练题1. 用括号内动词的现在分词形式填空：- They __________ (play) basketball in the park.- She __________ (read) a book in the library.2. 将下列句子改写为现在进行时：- He works in a factory.（变为现在进行时）3. 根据给定的情景，用现在进行时构造一个句子：- You see your friend studying in the library.（情景：现在）参考答案1. are playing; is reading2. He is working in a factory.3. You are studying in the library.。

现在进行时1．现在进行时表示现在正在进行或发生的动作，也可表示当前一段时间内的活动或现阶段正在进行的动作。

（句中一般含有now, look, listen.）2．现在进行时的肯定句基本结构为be+动词ing.如：Tom is reading books in his study .3．现在进行时的否定句在be后加not。

如：Tom is reading books in his study .Tom is not reading books in his study .4．现在进行时的一般疑问句把be动词调到句首。

如：Tom is reading books in his study .Is Tom reading books in his study ？5．现在进行时的特殊疑问的基本结构为：疑问词+一般疑问句?（注意：当划线部分包含谓语动词时，用疑问词代替划线部分放到句首，原划线处应加上doing）如：Tom is reading books in his study . Tom is reading books in his study .Is Tom reading books in his study ? Is Tom reading books in his study ?What is Tom doing in his study? Where is Tom reading books?动词加ing的变化规则1．一般情况下，直接加ing，如：cook-cooking2．以不发音的e结尾，去e加ing，如：make-making, taste-tasting3．如果末尾是辅音字母加一个元音字母和一个辅音字母，双写末尾的辅音字母，再加ing，如：run-running, stop-stopping现在进行时专项练习：一、写出下列动词的现在分词：play_____________ run______________swim_____________make______________go______________ like____________ write_____________ _ski_____________ read_____________ have____________ sing _____________ dance___________put______________ see____________ buy _____________ love____________live___________ take______________ come _____________ get_____________ stop____________ sit _____________ begin____________ shop___________二、用所给的动词的正确形式填空：1.The boy __________________ ( draw)a picture now.2. Listen .Some girls _______________ ( sing)in the classroom .3. My mother _________________ ( cook )some nice food now.4. What _____ you ______ ( do ) now?5. Look . They _______________( have) an English lesson .6.They ____________(not ,water) the flowers now.7.Look! the girls ________________(dance )in the classroom .8.What is our granddaughter doing? She _________(listen ) to music.9. It's 5 o'clock now. We _____________(have)supper now10.______Helen____________(wash )clothes? Yes ,she is .三、句型转换：1. They are doing housework .(分别改成一般疑问句和否定句)__________________________________________________________________________________________________________________________2.The students are cleaning the classroom . ( 改一般疑问句并作肯定和否定回答) ________________________________________________________________________________________________________3.I’m playing the football in the playground .(对划线部分进行提问)_________________________________________________________________ 4．Tom is reading books in his study . (对划线部分进行提问)_________________________________________________________________四、现在进行时翻译练习1.我正在读英语。