语法 现在进行时 现在进行时由助动词be的人称形式加现在分词构成，它的肯定、否定及疑问结构可以表示如下： 肯定句 I am studying. You are studying. He /She is studying. We/You/They are studying. 否定句 I am not studying. You are not studying. He /She is not studying. 疑问句 Am I studying? Are you studying? Is he/she studying? We/You/They are not studying. Are we/you/they studying? 现在进行时主要用来表示现在或现在这一阶段正在进行的动作： We are having an English lesson. Where are they playing basketball? My mother is cooking in the kitchen. It is snowing now. I am writing a book this month. 注意： 现在进行时也可以用来表示按计划将要发生的动作，常用动词有come， go， leave（离开）等： Amy is coming soon（/su: n/很快） I’m leaving by air tonight. We are going to Shanghai this afternoon. 动词变成现在分词的变化规则： 1） 一般情况下，直接在动词后面加ing。如：watch →watching, look →looking, read →reading, dust →dusting 2） 以不发音的e结尾的动词，去掉e后再加ing。如：dance →dancing, skate →skating, take → taking, make →making，drive →driving， write →writing 3） 以重读闭音节结尾且末尾只有一个辅音字母的动词，双写末尾字母后再加ing。如：sit →sitting, swim →swimming, get →getting, cut →cutting, stop →stopping, shop →shopping, run →running, put →putting, begin →beginning 练习题（现在分词/一般现在时/现在进行时） 一． 写出下列动词的现在分词形式： 1. sit _____________ 2. dance ___________ 3. write ___________ 4. listen ___________ 5.stop____________ 6.show____________ 7.begin____________ 8. close ____________ 9. skate ____________ 10. run ___________ 11. shop ____________ 12. sing ____________ 13. take ___________ 14. put _____________ 15. open ____________ 16. make ___________ 17. come ____________ 18. swim ___________ 19. ask ____________ 20. drive ______________ 21. pick ___________ 22. eat ____________ 23. wait _____________ 24. rain ____________ 二． 用所给动词的适当形式填空: 1. Mum is busy now. She ___________(knit /nit/编织) a sweater for Sally. 2. Look! Peter and Susan ____________ (play) on the seesaw (跷跷板) . 3. Hurry up, Amy! Dad ____________ (wait) for you. 4. Mark _____________ (write) a paper (论文) these days. 5. Would you mind turning down the TV a bit? I __________ (do) my homework. 6. Helen and I _________ (take) a walk together every day. 7. Jim _______ (go) to school from Monday to Friday. 8. There ______ some milk in the bottle. 9. Can you _______ (make) a model ship for him? 10. look! My sister ___________ (play) the violin. 11. _______ your parents ________ (read) newspapers every day? 12. Sue _________ (do) not like Maths. 13.The students _____________ (clean) the classroom just now. 14. Don’t ___________ (park) your car here! 15. There ________ (be) a rubber and some pens in the pencil box. 16. The woman in black shoes ___________ (be) Miss May. 17. I like tigers. Peter __________ (like) them, too. 18. Mr. Green ____________ (watch) TV now. 19. The boy often (经常) _____________ (watch) TV on Sunday. 20. Jack and David ____________ (have) nine subjects this term. 本文来源：https://www.wddqw.com/doc/96eae36b561252d380eb6e01.html