◎ 题干
—Tom must be at home because the light in his house is on.
—He ____ be at home, because I saw him playing basketball on the playground.
A. can  B. mustn’t C. can’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“ —Tom must be at home because the light in his house is on.—He ____ be at home, because I saw him playing basketball on the playground. A. can B. mustn’t C.…”主要考查了你对  【实义动词的单数第三人称形式】【实义动词】【动词短语】  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。