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hemusthavestayeduplatenight,__he?Amustn'tBneedn'tChasn'tDdidn't总是搞不清楚该用什么,
题目内容：
he must have stayed up late night,__he?
A mustn't B needn't C hasn't D didn't
总是搞不清楚该用什么,优质解答
D这句话是推测过去发生的事情,所以这句话其实就是一个过去式的句子.如果说说这句话的人对这件事很肯定,他可以说：He stayed up late last night,didn't he?说了 He must have stayed up last night,didn't he?只不过... - 追问：
- 什么时候用mustn't 回答？
- 追答：
- Mustn't是禁止的意思。没有这种用法
A mustn't B needn't C hasn't D didn't
总是搞不清楚该用什么,
优质解答
- 追问：
- 什么时候用mustn't 回答？
- 追答：
- Mustn't是禁止的意思。没有这种用法
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