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1、助动词do的用法助动词d。没有词义，起到帮助实义动词的作用，作谓语最常见的是do, does, did三种形式。1 .现在式do(1)肯定式：do否定式：do not缩略否定式：dontYou speak English.你说英语。一般疑问句：Do you speak English?你说英语吗？特殊疑问句:What language do you speak?I like this red hat.我喜欢这顶红色的帽子。否定句：1 doift like this red hat.我不喜欢这顶红色的帽子。般疑问句：Do you like this red hat?你喜欢这顶红色的帽子吗？Yes
2、, I do./ No, I dont.特殊疑问句：Which hat do you like?你喜欢哪一顶帽T?Dont go there.不要去那里。Dont be shy不要害羞。说明：构成否定祈使句只用do,不用did和does。补充：do做实义动词When I get home, I always do my homework first I可家时，我总是先做家庭作业。He docs the homework.Do it yourself.自己动手做 DIY.现在式第三人称单数doesWhat does he look like?Is he short or tall?He is r
3、eally tall.He likes playing basketball.否定句：He doesnt like playing basketball.一般疑问句及回答：Docs he like playing basketball. ?Yes, he does./ No, he doesnt.特殊疑问句:Which dress docs she like?She likes that red dress.否定句：She doesnt like that red dress.一般疑问句及回答：Does she like that red dress?Yes, she does./ No, s
4、he doesnt.特殊疑问句：Which dress does she like?He likes oranges and apples.否定句：一般疑问句及回答：特殊疑问句：I like oranges.否定句： 一般疑问句及回答:特殊疑问句:2 .过去式肯定式：did否定式：did not缩写：didn,tI went to school yesterday.否定句：I didnt go to school yesterday.一般疑问句及回答：Did you go to school yesterday?Yes, I did./ No, I didnt.特殊疑问句：When did you go to school?