现在进行时构词规律、句型结构及练习题

1、现在分词的变化规则1. 一般情况下，在动词后加-ing 构成：work f working 工作 sleep f sleeping睡wait f waiting等待study fstudying 学习 readfreading 读 talk ftalking谈话2. 不发音的-e 结尾的动词去掉e 后再加 -ing：smile fsmiling微笑movefmovingwrite fwriting 写 come-comingleave -leavingtake -takingbite -bitinghave -havingwake-wakingmake-makingdance dancing

2、ride riding但是，若是发音的e 结尾，则不能去e： see -seeing 看见 agree f agreeing 同意3. 以重读闭音节或r 音节结尾且末尾只有一个辅音字母动词，要双写末尾的辅音字母再加-ing： sit f sitting plan f planning prefer f preferring run -runningswim -swimming shop -shoppingbegin -beginningstop-stoppingforget-forgettingcut-cuttingget-gettinghit hittingset-settingfit-fi

3、ttingdig digging重读闭音节是指：这个动词是重读音节，同时单词的最后也是以辅音字母结尾的闭音节。音节：1 .单音节：音标中含有一个元音；（单音节全是省略了重读符号的重音节）2 .双音节：音标中含有二个元音；（会有重读符号标在某个需重读的音节前）3 .多音节：音标中含有三个或三个以上的元音音标（会有重读符号标在某个需重读的音节前）音节：1开音节1）以发音的元音字母结尾的单节例：be， he。2）以辅音字母（r 除外）+不发音的e 结尾的音节例：make， like 。* 在重读的开音节中元音字母按字母名称读音2闭音节以一个或几个辅音字母（ r 除外） 结尾而中间只有一个元音字母的音

4、节，称为闭音节例： map， desk，15。 * *在重读的闭音节中元音字母读做短元音重读闭音节要判断一个单词是否是重读闭音节，必须同时满足下列三个条件：1、这个音节必须重读；2、这个单词结尾必须是辅元辅”，即辅音字母十元音字母十辅音字母”；3、在这个 辅元辅”中的元音字母必须发短音。只有这三个条件同时成立的情况下，这个单词才能算是重读闭音节如： put,dig 思考： listen play4.以字母ie结尾的动词，通常将ie改为y,再加ing : die - dying 死 lie f lying 躺 tie-tying 系住【注】 以字母 l 结尾动词，若末尾一个音节为重读音节，则必须

5、双写l 再加 ing， 如 control/ controlling，但若末尾一个音节为非重读音节，则可双写1(英国英语)或不双写1(美国英语),如 travel / travel(l)ing 。现在进行时的结构句式结构肯定句主语 + am / is / are + 动词 -ing 形式+其他.否定句主语 + am / is / are + not + 动词 -ing 形式+其他.一般疑问句Am / Is / Are + 主语 +动词 -ing 形式+其他肯定回答Yes, 主语+ am / is / are.否定回答No, 主语+ am / is / are + not.特殊疑问句疑问词 +

6、am / is / are +主语 +动词 -ing 形式 +其他考试中常考的现在进行时的应用(1)当句子中有now 时，常表示动作正在进行，这时要用现在进行时。如：They areplaying basketball now. 现在他们正在打球。(2)以 look, listen 开头的句子，提示我们动作正进行，这时要用现在进行时。如：Listen！She is singing an English song听，她正在唱英语歌。(3)表示当前一段时间或现阶段正在进行的动作，且此时有this week, these days 等时间状语，这时常用现在进行时。如：We are making mo

7、del planes these days.这些天我们在做飞机模型。(4)描述图片中的人物的动作，也为了表达更生动。此时也常用现在进行时。如：Lookat the picture. The children are flying kites in the park. 看这幅图，那些孩子正在公园放风筝。现在进行时专项练习写出下列单词的现在分词read go talkswim get begin write take visit wait leaveeat water ( 浇 ) sleep have sit laugh study run come playlistenlietie单项选择1.

8、Listen! They in the next room.A. singB. is singingC. are singingD. were singing2. Lucy is always busy. Sheonly five hours every day.A. is sleepingB. will sleepC. would sleepD. sleepsan English class.3. Its eight oclock. The studentsA. haveB. havingC. is havingD. are having4. -Is your father a doctor

9、-Yes, he is. He in Town Hospital.A. has workedB. is workingC. worksD. worked5. Physicsmuch harder thanEnglish, I think.A. areB. isC. wasD. were6. -Mary, could you help me-Wait a moment. IA. read a bookB. did my homework C. was watching TV D. am cooking dinner.7. The final exam next Thursday.A. will

10、take place B. take placeC. is taking placeD. takes place8. -Can your father drive-Yes, and he usuallyto school.A. droveB. is drivingC. drivesD. has driven9. -Excuse me, where is Jim-Oh, hedumplings in the kitchen.A. makesB. will makeC. is makingD. made10. -Hurry up! It s time to leave.-Ok,A. I comeB

11、. I ve comeC. I ll comeD. I m comingnow.11. Don t turn on the TV. GrandmaA. is sleepingB. will sleepC. sleptD. sleeps12. -youa book-Yes, I am.A. Do; read B. Are; readC. Are; reading D. Are; looking13. Sometimes she in the day, but now she is .A. works; working B. working; work C. work; working D. wo

12、rk; work14. Kate , and the others .A. sing; listen B. is singing; is listening C. sing; are listening D. is singing; are listening15. -Tom the piano in the room.-Please ask him to come here.A. playB. playsC. playedD. is playing用括号内所给动词的适当形式填空16. Look! The children (play) football on the playground.T

13、hey (play) football every Sunday afternoon.17. Please be quiet! We ( listen ) to the song You and Me.18. -Mrs. Green likes children very much, doesn t she-Yes, that s true. She ( write ) a children s book these days.19. How many lessonsPeter(have) on Monday20. It s fine today. The sun ( shine).21. T

14、om and Jim (do) their homework at the moment.22. Tim usually(get) up at six o clock.23. Be quick! LiLei(wait) for us at the school gate.24. Han Meimei (like) watching TV. She( watch) TV every evening. But nowshe( not watch) TV. She (get) ready for her final exam.25. It s six o clock. My teacher (wor

15、k) in his office.26. -Listen, who(read) in the classroom -Maybe Kate (be).27. Amy (write) good English but (not speak) English well.28. Lily (listen) to the teacher No, she isn t.29. I(like) drawing pictures very much. Look! I (draw) a big tree.30. The little girl_(look) like her father. Now, she (l

16、ook) at the photos of her family.四、将下列句子转换为现在进行时31. He talks to a friend.32. They don't play computer games.33. Do they swim34. Does she write a letter35. What do they look at五、句型转换36. He is eating dinner.（对划线部分提问）is he37. They are reading in the library .（对划线部分提问）they38. I'm doing my homework.改为一般疑问句39. I want to go to the movies at 7 o clock.（对划线部分提问）want to go to the movies六、造句40. she, the window ,open ,no