现在进行时构词规律、句型结构及练习题

1、现在分词的变化规那么1. 一般情况下，在动词后加-ing构成： workworking 工作 sleepsleeping 睡 waitwaiting等待 studystudying 学习 readreading 读 talktalking 谈话 2. 不发音的-e结尾的动词去掉e后再加-ing： smilesmiling 微笑 movemoving writewriting 写 come-coming leave -leaving take -taking bite -biting have having wake-waking make-making dance-dancing ride-r

2、iding但是，假设是发音的e结尾，那么不能去e： seeseeing 看见 agreeagreeing 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： sitsitting planplanning preferpreferring run -running swim -swimming shop -shopping begin -beginning stop-stoppingforget-forgetting cut-cutting get-getting hithitting set-setting fit-fitting digdig

3、ging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。&

4、#160;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节，称为闭音节。例：map，desk，is。 * *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，必须同时满足以下三个条件：、这个音节必须重读；、这个单词结尾必须是“辅元辅，即“辅音字母元音字母辅音字母；、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,

5、0;dig  思考：listen play4. 以字母ie结尾的动词，通常将ie改为y，再加ing： diedying 死 lielying 躺 tie-tying 系住【注】 以字母l结尾动词，假设末尾一个音节为重读音节，那么必须双写l再加ing，如control / controlling，但假设末尾一个音节为非重读音节，那么可双写l(英国英语)或不双写l(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.否认句 主语+ am / is / are + not +动词-ing形

6、式+其他.一般疑问句 Am / Is / Are +主语+动词-ing形式+其他?肯定答复 Yes, 主语+ am / is / are.否认答复 No, 主语+ am / is / are + not.特殊疑问句 疑问词+ 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 are playing 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 singin

7、g 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 model 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： Look at 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以下单词的现在分词6read _go _ ta

8、lk_ swim _ get _begin _write _ take _ visit _ _ wait _ _leave_ eat _water (浇) _ sleep_ have _ sit _ _laugh _ study _ run _ come _ play _ listen_ lie _ tie _单项选择1. Listen! They _ _ in the next room. A. sing B. is singing C. are singing D. were singing2. Lucy is always busy. She _ only five hours ever

9、y day. A. is sleeping B. will sleep C. would sleep D. sleeps 3. Its eight oclock. The students _ an English class. A. have B. having C. is having D. are having 4. -Is your father a doctor?-Yes, he is. He _ in Town Hospital. A. has worked B. is working C. works D. worked5. Physics _ much harder than

10、English, I think. A. are B. is C. was D. were6. -Mary, could you help me? -Wait a moment. I _. A. read a book B. did my homework C. was watching TV D. am cooking dinner.7. The final exam _ next Thursday. A. will take place B. take place C. is taking place D. takes place8. -Can your father drive?-Yes

11、, and he usually _ to school.A. drove B. is driving C. drives D. has driven 9. -Excuse me, where is Jim?-Oh, he _ dumplings in the kitchen. A. makes B. will make C. is making D. made10. -Hurry up! Its time to leave.-Ok, _. A. I come B. Ive come C. Ill come D. Im coming11. Dont turn on the TV. Grandm

12、a _ now. A. is sleeping B. will sleep C. slept D. sleeps12. -_ you _ a book? -Yes, I am.A. Do; read B. Are; read C. Are; reading D. Are; looking13. Sometimes she _ in the day, but now she is _. A. works; working B. working; work C. work; working D. work; work14. Kate _, and the others _. A. sing; li

13、sten B. is singing; is listening C. sing; are listening D. is singing; are listening 15. -Tom _ the piano in the room. -Please ask him to come here.A. play B. plays C. played D. 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. They _(play) football every Sunday aft

14、ernoon.17. Please be quiet! We _ ( listen ) to the song You and Me.18. -Mrs. Green likes children very much, doesnt she?-Yes, thats true. She _ ( write ) a childrens book these days.19. How many lessons_Peter_(have) on Monday?20. Its fine today. The sun _( shine).21. Tom and Jim _(do) their homework

15、 at the moment.22. Tim usually_ (get) up at six oclock.23. Be quick! LiLei_(wait) for us at the school gate. 24. Han Meimei _(like) watching TV. She_( watch) TV every evening. But now she_( not watch) TV. She _ (get) ready for her final exam.25. Its six oclock. My teacher _ (work) in his office.26.

16、-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 isnt.29. I_(like) drawing pictures very much. Look! I _ (draw) a big tree.30. The little girl_(look) like her father. Now, she _(loo

17、k) at the photos of her family.四、将以下句子转换为现在进行时31. He talks to a friend.32. They dont play computer games.33. Do they swim ?34. Does she write a letter ?35. What do they look at ?五、句型转换36. He is eating dinner. (对划线局部提问) _ is he _?37. They are reading in the library . (对划线局部提问) _ _they _?38. Im doing my homework. 改为一般疑问句_39. I want to go to the movies at 7 oclock. (对划线局部提问) _ _ _ want to go to the movies ?六、造句40. she, the wind