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Dont hAvEnt

have not=don't have a/any均表示否定,意为没有 eg:I don't have a book=I have no{not a} book. I don't have any boxes=I have no ...

其实一般来说在比较严谨的语法中,只有当have做助动词时,在可以在其后加not表否定,所以当表示“没有.”时,如果要用haven't的话,正规的句子应该是: I...

have用做动词时要加don't 在完成时里用haven't

肯定 → 否定 He has had something to eat, hasn’t he? (完成时中,第一个have 在此为助动词,疑问部分只能用have) He has(got)something to eat, hasn’t/doesn't he? (have 在此为实义动词的“有”,此时可用do 也可用have) He had a showe...

“不要回头,还未找到离开你的理由。”看起来这是个有语法错误的病句。说这句话的人英语不太好。

l havent finished the book yet so l dont want to return in to the library 我没有所以我不想返回去图书馆看完了书吗 l havent finished the book yet so l dont want to return in to the library 我没有所以我不想返回去图书馆看完了书吗

They have finished their homework, haven't they? 疑问部分是助动词、系动词或情态动词。

It's nice to see you again. We__________ each other since 2014 A. won't see B. don't see C. haven't seen D. didn't see 答案:C. haven't seen 分析:since 2014 -----自从2014年以来。这种时间状语要用“现在完成时”

Since they are indulged greatly at home and havent been trained to do ...After entering the university, they dont study as hard as they did in ...

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