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科目：高中英語(yǔ) 來(lái)源： 題型：單選題

Mr. Smith is always on time for everything. How ________ it be that he was late for the flight?

A．can B．must C．may D．need

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科目：高中英語(yǔ) 來(lái)源： 題型：單選題

Some people ________ not have plans yet for New Year’s Eve, but others know exactly what they will be doing.

A．canB．mustC．needD．may

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科目：高中英語(yǔ) 來(lái)源： 題型：單選題

I am not feeling myself today! We ____ have drunk that much beer last night.

A．mustn’t B．couldn’t C．needn’t D．shouldn’t

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科目：高中英語(yǔ) 來(lái)源： 題型：單選題

According to the agreement, nobody _______ let out how they spent the three days in the cave.

A．mustB．mayC．willD．shall

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科目：高中英語(yǔ) 來(lái)源： 題型：單選題

---Do you know how this disabled man succeeded in running such a big company?
--- I don’t know , but I think he __________ many difficulties.

A．could have gone through B．must have gone through
C．might go through D．need go through

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科目：高中英語(yǔ) 來(lái)源： 題型：單選題

No person _______ carry a mobile phone into the examination room during the national college Entrance Examinations.

A．shallB．mustC．canD．need

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科目：高中英語(yǔ) 來(lái)源： 題型：單選題

—Why, my new computer is rubbish! Five hours has passed and it still hasn’t finished the downloading.
—Don’t worry. You know, sometimes the Internet ________ be very slow.

A．can B．may C．should D．must

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科目：高中英語(yǔ) 來(lái)源： 題型：單選題

--- I don’t mind telling you what I know.
--- You_________. I’m not asking you for it.

A．mustn’t B．may not C．can’t D．needn’t

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