精英家教網 > 初中英語 > 題目詳情
—Must I finish my homework today,Ms Liu?
—No,_______.
A.you mustn’t       B.you don’t have to      C.you can’t
B
考查must的用法。Must的含義是必須，一定。其否定形式mustn’t表示禁止的意思。故其否定回答一般借助于needn’t或者don’t have to不必來表示。句意：劉老師，我今天必須完成作業(yè)嗎？——不，你不必。選B。
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