1、助動(dòng)詞do/does的用法專(zhuān)題助動(dòng)詞do與does 口訣（一）（d。）變句型，先觀察， 述句中動(dòng)用原.一般疑問(wèn)do提前， 否定don' t 實(shí)動(dòng)前。（二）（does）若是主語(yǔ)為三單，述句中動(dòng)變形，一般疑問(wèn)也簡(jiǎn)單，does放在句子 前，否定doesn' t實(shí)動(dòng)前，主動(dòng)出現(xiàn)動(dòng)還原?？偨Y(jié)：含有實(shí)義動(dòng)詞的句子，進(jìn)行句子轉(zhuǎn)換時(shí)應(yīng)借助于助動(dòng)詞do/does,主語(yǔ)是三單（he,she, it） 時(shí)用does,其他用do。否定句在動(dòng)詞原形前加don' t /doesn9 t, 一般疑問(wèn)句把do/does 提前，特殊疑問(wèn)句由特殊疑問(wèn)詞+一般疑問(wèn)句。句子類(lèi)型及結(jié)構(gòu)肯定句：主語(yǔ)+動(dòng)詞+其它。

2、主語(yǔ)是三單，動(dòng)詞用三單I like this blue sweater.Tom likes this blue sweater.我喜歡這件藍(lán)色的毛衣。Tom喜歡這件藍(lán)色的毛衣。Tom likes English.Tom喜歡英語(yǔ)。I like this blue sweater.Tom likes English.否定句：主+ don' t/doesn* t+動(dòng)原+其它I don' t 1 ike this blue sweater.我不喜歡這件藍(lán)色的毛衣。Tom doesn, t like English.Tom不喜歡英語(yǔ)。I like this blue sweater.To

3、m likes English.一般疑問(wèn)句：do/does提前，其它照抄不變（Do/Does+主+動(dòng)原+其它？），一人稱變二人稱。 回答：Yes, i+do/does. No,主 + don* t/doesn' t.Do you 1 ike this blue sweater?Yes, I do. / No, I don' t.你喜歡這件藍(lán)色的毛衣嗎？是的，我喜歡；不，我不喜歡。Does Tom like English? Yes,he does. /No. he doesnJ t.Tom喜歡英語(yǔ)嗎？是的，他喜歡；不，他不喜歡。練一練：一、選擇適當(dāng)?shù)脑~填空（用do和does/d

4、on' t doesn' t填空）1.you like soccer? Yes, I.2. _they like ping-pong? Yes, they .3. _Tony and Ben like baseball? No, they .4. _your friends like tennis? Yes, they .5.your brother like basketball? No, he.6.you like basketball? Yes, I.7. _they like salad? No, they .8.Jenny have white sweaters? Y

5、es, she9.Peter have black trousers? Yes, he.10.your father like apples? Yes, he.11._your friends like bananas? No, they.12. _your father and mother have milk for breakfastYes,they13.I _(don' t /doesn' t) play sports.14.You(don' t /doesn' t) like ice-cream.15.My parents( don' t /d

6、oesn' t) want to watch16.Hisfriend( don' t /doesn' t) eat breakfast.17.Mary(don' t /doesn' t) like salad.18.he have a tennis ball? -Yes, he.19.Anna have a ping-pong bat? -Yes, she20.Mike and Eric have some balls? No, they二.按要求完成句子。1. Jenny has a ping-pong bat.(改為一般疑問(wèn)句) Jenny a pi

7、ng-pong bat?2. I like to eat vegetables every day.（改為一般疑問(wèn)句） you like to eat vegetables every day?3. They like bananas.（改為否定句）They bananas.4. Tom likes apples.（改為一般疑問(wèn)句）Tomapples?5. Does John like chicken?（否定回答）6. I like salad.（改為一般疑問(wèn)句） salad?7. Do you like bananas?（作肯定回答） ,.8. Do they like milk?（作否定回

8、答）, .9. Does he like milk?（作否定回答） , 10. I like tomatoes.（把 I 改成 he 重寫(xiě)句子）11. Linda and Alice 1 ike carrots.（改為一般疑問(wèn)句并作肯定回答）9 12. 你喜歡西紅柿嗎？you like?13. 你弟弟喜歡雞蛋嗎？不，他不喜歡。your brother ? No, he.14. I have three English books.（改為否定句）I three English books.15. I have a new volleyball.（改為一般疑問(wèn)句）a new volleyball?

9、16. Does Li Lei have a tennis ball?（作否定回答）17. I have a computer.（改為否定句）I a computer.18. She has a ping-pong ball.（改為一般疑問(wèn)句） she a ping-pong ball?19. Does Helen have a dictionary?（作肯定回答）20. Tony has a baseball bat.（改為一般疑問(wèn)句） Tony a baseball bat?五：翻譯（將中文翻譯成英文）1 .你喜歡香蕉嗎？是的，我喜歡。2 .你媽媽喜歡蘋(píng)果嗎？是的，她喜歡。3 .他喜歡籃球

10、嗎？是的，他喜歡。4 .他們喜歡足球嗎？是的，他們喜歡。5 . Jenny有裙子嗎？是的，她有。6 . Tom有黑色長(zhǎng)褲嗎？不，他沒(méi)有。7 .你爺爺有鋼筆嗎？不，他沒(méi)有。8 .你爸爸和媽媽喜歡西紅柿嗎？是的，他們喜歡。答案如下：一、選擇適當(dāng)?shù)脑~填空（用do和does/don* t doesn* t填空）21. Do you like soccer? Yes, I do22. Do they like ping-pong? Yes, they do .23. Do Tony and Ben like baseball? No, they don' t .24. Do your frien

11、ds like tennis? Yes, they do.25. Does your brother like basketball? No, he doesn" t26. Do you like basketball? Yes, I do.27. Do they like salad? No, they don' t .28. DoesJenny have white sweaters? Yes, shedoes.29. Does Peter have black trousers? Yes, he does.30. Does your father like apples

12、? Yes, he does.31. Do your friends like bananas? No, they don" t.32. Do your father and mother have milk for breakfast ?Yes, they do.33. I don, t ( don, t /doesn, t) play sports.34. You don' t( don' t /doesn， t) like ice-cream.35. . My parents_ don' t( don， t/doesn' t) want to w

13、atch TV.36. His friend doesn, t( don' t /doesn, t) eat breakfast.37. Mary doesn， t( don' t /doesn' t) like salad.38. Does he have a tennis ball? -Yes, he does.39. DoesAnna have a ping-pong bat? -Yes, she一does,40. Do Mike and Eric have some balls? No, they don' t二.按要求完成句子。1. Jenny has

14、 a ping-pong bat.(改為一般疑問(wèn)句)Does Jenny have a ping-pong bat?2. I like to eat vegetables every day.(改為一般疑問(wèn)句)Do you like to eat vegetables every day?3. They like bananas.(改為否定句)They don' t like bananas.4. Tom likes apples.（改為一般疑問(wèn)句）Does Tom like apples?5. Does John like chicken?（否定回答）No, he doesnt t.

15、6. I like salad.（改為一般疑問(wèn)句） Do you _like salad?7. Do you like bananas?（作肯定回答）Yes , I do8. Do they like milk?（作否定回答） _No, _they _don，t.9. Does he like milk?（作否定回答） No, he doesn, t10. I like tomatoes.（把 I 改成 he 重寫(xiě)句子）He likes tomatoes.11. Linda and Alice like carrots.（改為一般疑問(wèn)句并作肯定回答）Do Linda and Alice lik

16、e carrots ?Yes, they do .12. 你喜歡西紅柿嗎？Do you like tomatoes?13. 你弟弟喜歡雞蛋嗎？不，他不喜歡。Does your brother like _eggs ? No, hedoesnt t .14. I have three English books.（改為否定句）I don' thave three English books.15. I have a new volleyball.（改為一般疑問(wèn)句）Doou have a new volleyball?16. Does Li Lei have a tennis ball?（

17、作否定回答） No , he/she doesn' t .18. I have a computer.（改為否定句）I don' t have a computer.18. She has a ping-pong ball.（改為一般疑問(wèn)句）Does she have a ping-pong ball?19. Does Helen have a dictionary?（作肯定回答）Yes， she does.21. Tony has a baseball bat.（改為一般疑問(wèn)句） Does_ Tony have_a baseball bat?五：翻譯（將中文翻譯成英文）1 .你喜歡香蕉嗎？是的，我喜歡。Do you like bananas?/ Yes, I do.2 .你媽媽喜歡蘋(píng)果嗎？是的，她喜歡。Doos youu mother like apples?/ Yes, she doos.3 .他喜歡籃球嗎？是的，他喜歡。Does he like basketball?/ Yes, he does.4 .他們喜歡足球嗎？是的，他們喜歡。Do they like soccer ball?/ Yes, they do.5 . Jenny