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科目: 來源:不詳 題型:單選題

As it turned out to be a small house party, we _______ so formally.
A.needn’t dress upB.didn’t have to dress up
C.might not have dressed upD.needn’t have dressed up

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科目: 來源:不詳 題型:單選題

----Will Mr. Smith join us in the party ?
----He would, but he _____not . He sometimes likes to stay alone.
A must          B can        C need      D may

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科目: 來源:不詳 題型:單選題

.We were all waiting for you .You _____for the seaside by yourself without leaving a message.
A.mustn’t leaveB.shouldn’t have leftC.couldn’t have leftD.needn’t leave

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科目: 來源:不詳 題型:單選題

She is late. What _____have happened to her?
A should      B must   C can    D would

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科目: 來源:不詳 題型:單選題

----She must have gone back to the valley.
----No, she _____. The entrance to it was nowhere to be found.
A mustn’t     B needn’t   C couldn’t   D hadn’t

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科目: 來源:不詳 題型:單選題

A.may not beB.won’t beC.couldn’t beD.mustn’t be

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科目: 來源:不詳 題型:單選題

“Do you think he is lazy?” “I _________ so once, but I don’t now.”
A.may have thoughtB.can have thoughtC.may thinkD.might think

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科目: 來源:不詳 題型:單選題

You _________ be right, but I don’t think you are.
A.canB.couldC.mustD.should

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科目: 來源:不詳 題型:單選題

Mike is often absent from class.” “Tell him he _________ answer for it if he goes on behaving like that.”
A.shallB.willC.wouldD.can

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科目: 來源:不詳 題型:單選題

--- I hear you have written a novel.
--- Yes, the book ______ come out in a month or so.
A.can B.mustC.shouldD.would

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