小學(xué)英語現(xiàn)在進(jìn)行時(shí)講解與練習(xí)4頁

1、小學(xué)英語現(xiàn)在進(jìn)行時(shí)（講解、練習(xí)） 一、概念現(xiàn)在進(jìn)行時(shí)表示說話時(shí)正在進(jìn)行或發(fā)生的動作結(jié)構(gòu)：主語+ be ( am / is / are ) +現(xiàn)在分詞.二、 現(xiàn)在分詞的構(gòu)成：1.大多數(shù)動詞后可在動詞后直接加- ing Eg: carry-carrying, catch-catching, drink-drinking 2. 如果動詞以-e結(jié)尾,則去掉-e,再加- ing,如come-coming , have-having , make-making, ride-riding, write-writing, take-taking, use-using3. 如果動詞只有一個元音字母,而其后跟有一

2、個輔音字母時(shí),將此輔音字母雙寫,再加-ing如： hit-hitting, let-letting, put-putting,run-running, sit-sitting三、句型結(jié)構(gòu)：1.現(xiàn)在進(jìn)行時(shí)的肯定形式、否定形式、疑問形式及其回答,所有變化都體現(xiàn)在助動詞 be ( is / am / are ) 上1)現(xiàn)在進(jìn)行時(shí)的肯定形式：主語+be(am/ is/are)+doing+其他成分I am singing . They are writing .2)現(xiàn)在進(jìn)行時(shí)的否定形式:主語+be(am/ is/are)+not +doing+其他成分I am not singing . They a

3、rent writing .3）一般疑問句及回答：be(am/ is/are)+ 主語+doing+其他成分Am I singing ? Yes ,you are . / No ,you arent .Are they writing ? Yes ,they are . / No ,they arent .4)特殊疑問句及回答:特殊疑問詞+be(am/ is/are)+主語+doing+其他成分What are you doing ? We are playing 2. 縮寫形式如下:I am-Im You are-Youre He is-Hes 練習(xí) 一.用現(xiàn)在進(jìn)行時(shí)完成下列句子:1. _y

4、ou_ (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 w

5、e _ (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.選擇1. Look. Lucy is_ a new bike today. A. jumping B. running C. riding D taking2. The children _ football.A

6、. 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. eats1