小学英语一般现在进行时讲解及练习题(基础版)(DOC 5页).docx

1、一、概念现在进行时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-ingEg: 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,如 come-coming , have-having ,

2、 make-making,ride-riding,write-writing,take-taking,use-using3. 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 三、句型结构：1. 现在进行时的肯定形式、 否定形式、疑问形式及其回答 ,所有变化都体现在助动词be ( is / am / are ) 上 1)现在进行时的肯定形式：主语+be(am/ is/are)+doing+其他成分I am singing . The

3、y are writing .2)现在进行时的否定形式 :主语+be(am/ is/are)+not +doing+其他成分I am not singing . They arent writing .3）一般疑问句及回答： be(am/ is/are)+ 主语+doing+其他成分Am I singing ? Yes ,you are . / No ,you arent .Are they writing ? Yes ,they are . / No ,they arent .4)特殊疑问句及回答 : 特殊疑问词 +be(am/ is/are)+主语+doing+其他成分What are y

4、ou doing ? We are playing 要(2. 缩写形式如下 :求就提问内容具体回答).I am-I m You a-r-e-Youre He is-H es She-i-s- Shes It is- It s We a-r-eWere They are-Theyre3. 说明: 不是所有动词都能用现在进行时态的,如：see、like 、want、know等动词往往都不用进行时态四用法：1.表示现在 (指说话人说话时 )正在发生的事情往往与now,at the moment,just 等副词连用 ,以示强调We are waiting for you. What are you

5、doing? Some one 2.正在进行着的动作可视为未完成的动作：Hes talking to his friends in the classroom.可用 still一词强调动作的持续性Hes still talking to his friends in the classroom.knockingsat the door3. 表示长期的或重复性的动作,说话时动作未必正在进行 Mr. Black is writing another article.Dont take that book away. Your fathers using it. She is learning pi

6、ano under Mr. Black.4. 现在进行时可用来表示不会长期发生的动作或情况,或被认为在短期内正在进行的动作或存在的情况： Whats your brother doing these days? Hes studying English at Oxford University.随堂练习：一、写出下列动词的现在分词形式：look take let do make put study come swim play have hit read use run 按要求完成句子：I (fly) a kite now.He (read) a book now. Look, she (sw

7、im).Listen, the girls (sing)a song.What are they doing? They (make)a kite. Some birds (fly)in the sky.My friend (listen) music now.二、按要求写句子：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： 3.Mike is reading a book.否定句： 一般疑问句： 肯定回答：

8、 否定回答： 4.They are playing games.否定句： 一般疑问句： 肯定回答： 否定回答： 5.Lucy and Lily are watching TV.否定句： 一般疑问句： 肯定回答： 否定回答： 6.仿照例句造句 : Model:read a book-What are you doing?-Im reading a book.1).watch TV2).clean the blackboard三.选择1. Look. Lucy is a new bike today.A. jumpingB. runningC. ridingD takeing2. The chil

9、dren football.A. is playingB. are playingC. play theD. play a3. They TV in the evening. They do their homework.A. are watchingB. can t watching C. don t watchD. don t watching4. Listen! She in the classroom.A. is singingB. singC .to singD. is sing5. are you eating? I m eating meat.A. What,someB. Whi

10、ch,anyC. Where,notD. What,a6. Is she something?A. eatB. eatingC. eattingD. eats7. My dictionary ,I have looked for it everywhere but still it.A. has lost,dont finBd. is missing,dont fiCnd. has lost,havent founDd. is missing,havent found. 8.Having a computer for personal use is no easy task because t

11、echnology so rapidly.A. is changingB. has changedC. will have changedD. will change9. The building ,I can t stand the noise.A. was being builtB. is builtC. is being builtD. builds10. I can t catch up with the fashion,because the clothes style all the time.A. has changedB. is changedC. is changingD.

12、changed11. It s six in the afternoon. The Greens lunch together.A. hasB. are havingC. have hadD. had had12. Don t make any noise while the students to the class.A. are listeningB. listenedC. have listenedD. had listened13. Jack and Ketty in the lake. Let s join them,shall we?A. swimB. have swumC. sw

13、amD. are swimming14. Look! The children basketball on the playground.A. playsB. playedC. is playingD. are playing15. The kite high in the sky now. It looks like a big bird.A. has flownB. is flyingC. was flyingD. flew16. As we all know,the population in the world faster and faster.A. is grownB. is gr

14、owingC. are grownD. are growing17. To my surprise,he in class.A. is always speakingB. would always speakC. has always been speakingD. does speak always18. I want to know when he for New York tomorrow.A. has leftB. is leavingC. had leftD. has been leaving19. He of how he can do more for the people.A.

15、 had always thoughtB. is always thinkingC.has always been thoughtD. thinking always20. Forests and burned at such a speed that they will disappear from the earth in the future.A.cutB. are cutC. are being cutD. had been cut五、用现在进行时完成下列句子:1. you (fly) a kite? Yes, .2. you (sit) in the boat?3. he (talk

16、) with me?4. We (play) football now.5. What you (do)?6. I (sing) an English song.7. What he (mend)?8. He (mend) a car.9. These boys (play) tennis on the playground.10. My mother (cook) in the kitchen.11. We can t help you,because we (have )cl.asses12. the boy (write) his homework?13. Look! These butterflies (fly) in the sky.14. Listen! The girl (sing) in the next room.15. The boy (swim) in the river.