56.You _________ never play in the street.It's not safe.A.can B.may C.must D.need选哪个,为什么?

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56.You _________ never play in the street.It's not safe.A.can B.may C.must D.need选哪个,为什么?

56.You _________ never play in the street.It's not safe.A.can B.may C.must D.need选哪个,为什么?
56.You _________ never play in the street.It's not safe.
A.can B.may C.must D.need
选哪个,为什么?

56.You _________ never play in the street.It's not safe.A.can B.may C.must D.need选哪个,为什么?
选择C 你不准在街上玩耍,很不安全.
mustn't 表示“不准”,加强语气时用must never