◎ 题干
—Look! The man at the gate              be our headmaster. He is always standing there every morning.
—No, it              be him, He is having a meeting in the office now.
[     ]
A. must, can't
B. must, mustn't
C. can, 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“—Look! The man at the gatebe our headmaster. He is always standing there every morning. —No, itbe him, He is having a meeting in the office now. [ ]A. must, …”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。