题目内容
【题目】Boys and girls, you ______ talk in class, or you will miss something important.
A.can't
B.mustn't
C.shouldn't
D.needn't
【答案】B
【解析】句意：同学们，不要在课堂上说话，否则你将会错过重点。根据“ or you will miss something important.”可知是禁止，故选B
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题目内容
【题目】Boys and girls, you ______ talk in class, or you will miss something important.
A.can't
B.mustn't
C.shouldn't
D.needn't
【答案】B
【解析】句意：同学们，不要在课堂上说话，否则你将会错过重点。根据“ or you will miss something important.”可知是禁止，故选B