1、Do 和 Does 的用法作为助动词的 do 和 does 是没有词义的,它们在句中的构成一般现在时的疑问句和否定句。三单用 does,复数用 do 询问动物是否喜欢什么句型: Do snakes like music? 【复数,用 do 提问,they 答】 肯定回答: Yes, they do. 否定回答: No, they dont. Does snake like music? 【单数,用 does 提问,it 答】肯定回答: Yes, it do. 否定回答: No, it dont.询问别人是否经常干某事句型:Do you often? 你经常干什么吗? 回答:Yes, I do/
2、 No, I dont.例:Do you often play games? 你经常玩游戏吗?Yes, I do/ No, I dont. 询问别人是否想要干某事句型:Do you want to +动词原形? 你想干什么吗? 肯定回答:Yes, I(we) do/ Yes, please. 否定回答:No, I (we) dont/ No, thank you例:Do you want to drink a coffee? 你想喝一杯咖啡吗?Yes, I(we) do/ Yes, please. No, I (we) dont/ No, thank you练习题:1.What_you nee
3、d for breakfast? Some milk and an egg.2.I_want any juice.I want some milk.3.Do Ben and you like vegetables? No,we_.4.How_they go to school?By underground.5._your friend have lessons every day?No,he_.6.What_your father do? Hes a shop assistant.7.Tom,_make a noise in class,please.8.Kitty_do her homework at school.She_it at home.三将下列句子改为否定句和一般疑问句1.I do my homework at home.否定句:一般疑问句:2.We have a picnic on Sundays.否定句:一般疑问句:3.Ben rides his bicycle at four oclock.否定句:一般疑问句:4.Kitty goes to bed at half past nine.否定句:一般疑问句:5.Janes father gets up at quarter past six every morning.否定句:一般疑问句: