◎ 题干
---Could you please come to the museum with me this afternoon?
---Sorry, I ______ . I have to take a piano lesson at 2 pm.
A.couldn’tB.mustn’t
C.can’tD.needn’t
◎ 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“ ---Could you please come to the museum with me this afternoon?---Sorry, I ______ . I have to take a piano lesson at 2 pm.A.couldn’tB.mustn’tC.can’tD.needn…”主要考查了你对  【情态动词】  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。