六年级英语语法复习现在进行时

现在进行时一、概念二、 现在分词的构成三、句型结构四用法五、练习一、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。 如： do-doing，read-reading，play-playing2. 如果动词以不发音-e结尾，则去掉-e，再加-ing如：come-coming， have-having，make-making，ride-riding，write-writing，take-taking，use-using。3. 末尾只有一个辅音字母的重读闭音节（即：辅音元音辅音）中，先双写末尾的辅音字母，再加-ing如： hit-hitting，let-letting，put-putting，run-running，sit-sitting，swim-swimming，shop-shopping。三、句型结构：1)肯定形式：主语+be(am/ is/are)+doing I am singing. He is running. They are writing.2)否定形式（be后加not）：主语+be(am/ is/are)+not +doing I am not singing. He isnt running. They arent writing.3）一般疑问句（be往前提）及回答：be(am/ is/are)+主语+doing -Am I singing? -Yes, you are. / No, you arent.-Is he running? -Yes, he is. / No, he isnt.-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 -What are you doing? -We are playing. 5) 与现在进行时连用的词：look(看)、listen(听)、now(现在)，Look! He is swimming. 看！他正在游泳。Listen! She is singing. 听！她正在唱歌。I am cleaning my room now. 现在我正在打扫房间。四用法：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. 表示现阶段正发生的事情，但动作未必正在进行We are learning Unit 5 these days.He is teaching at the school.3. 现在进行时(以及 be going to）可以表示为将来安排好的活动和事件 Were spending next winter in China. 用arrive, come, go, leave 等动词的现在进行时描写行程安排,也通常有“将到达”和“将离去”的意思： Hes arriving tomorrow morning.五、练习 一.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) 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 cant help you,because we _ (have )classes.12. _ the boy _ (write) his homework?13. Look! These butterflies _ (fly) in the sky.14. Listen! The girl _ (sing) in the next room.15. The naughty boy _ (swim) in the river.二.选择1. Look. Lucy is_ a new bike today.A. jumping B. running C. riding D takeing2. The children _ football.A. is playing B. are playing C. play the D. play a3. They _TV in the evening. They do their homework.A. are watching B. cant watching C. dont watch D. dont watching4. Listen! She_ in the classroom.A. is singingB. sing C .to sing D. is sing5. _are you eating? Im eating _ meat.A. What,some B. Which,any C. Where,not D. What,a6. Is she _ something?A. eat B. eating C. eatting D. eats7.My dictionary _,I have looked for it everywhere but still_ it.A. has lost,dont find B. is missing,dont findC. has lost,havent found D. is missing,havent found.8.Having a computer for personal use is no easy task because technology _ so rapidly.A. is changing B. has changed C. will have changedD. will change9. The building_ ,I cant stand the noise.A. was being built B. is built C. is being built D. builds10. I cant catch up with the fashion,because the clothes style_ all the time.A. has changed B. is changed C. is changing D. changed11. Its six in the afternoon. The Greens_ lunch together.A. has B. are having C. have hadD. had had12. Dont make any noise while the students_ to the class. A. are listening B. listened C. have listened D. had listened13. Jack and Ketty_ in the lake. Lets join them,shall we? A. swim B. have swum C. swamD. are swimming14. Look! The children_ basketball on the playground.A. plays B. played C. is playing D. are playing15. The kite_ high in the sky now. It looks like a big bird.A. has flown B. is flying C. was flying D. flew16.As we all know,the population in the world _ faster and faster.A. is grown B. is growing C. are grown D. are growing17. To my surprise,he_ in class.A. is always speaking B. would always speak C. has always been speaking D. does speak always18. I want to know when he _ for New York tomorrow. A. has left B. is leaving C. had left D. has been leaving19. He_ of how he can do more for the people.A. had always thought B. is always thinking C.has always been thought D. thinking always20. Forests _ and burned at such a speed that they will disappear from the earth in the future. A.cut B. are cut C. are being cut D. had been cut1. Are ,flying,I am 2. Are sitting,3.Is,talking 4. are plying 5. are,doing 6.am singing 7