◎ 题干
A: It's already 6:30. You must go now, mustn't you?
B: No, we _________. The school bus is coming. We must wait for it.
[     ]
A. mustn't
B. needn't
C. shouldn't
D. oughtn't to
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“A: It's already 6:30. You must go now, mustn't you? B: No, we _________. The school bus is coming. We must wait for it. [ ]A. mustn't B. needn't C. s…”主要考查了你对  【反意疑问句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。