◎ 题干
—Listen! Kathy is playing the piano in the next room.
—It ______ not be Kathy. She called me on the way to the post office just now.
[     ]
A. can
B. must
C. need
D. shall
◎ 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“—Listen! Kathy is playing the piano in the next room.—It ______ not be Kathy. She called me on the way to the post office just now. [ ]A. can B. must C. ne…”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。