英语中反义疑问句he must have been there before ,hasn't he 和he must h

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英语中反义疑问句
he must have been there before ,hasn't he 和he must have gone there yesterday ,didn't he?这两句有什么区别?

其实这两个句子的不同之处在于他们是否有明确的时间状语,也就是说当must have done 都是在推测过去所发生的事情,如果有明确的时间状语就用,didn't 来进行反义疑问,如果没有明确的时间状语,那么就用 haven't /hasn't 进行反义疑问
你所举的句子第一句就没有明确的时间状语,所以用hasn't he

英语中反义疑问句he must have been there before ,hasn't he 和he must h he must have been there before----- He must have been here yesterday,( 改为反义疑问句 He must have been at home all day last night的反义疑问句怎样问? I' m sure he must have been sleeping at the moment 的反义疑问句高中反义疑问句He must go now,_____?He must be in the hospital,___?H He must have been there yesterday,___he?A.must B.mustn't C.w 反义疑问句 He has been to china,hasn't he?这句话对吗 He must have been there before.这句英文如何连读? He must have been ill,___ he? He really must go now_________?反义疑问句 He must go填反义疑问句,是写mustn't he 还是does not he