◎ 题干
—Who is the girl standing over there?
—Well, if you _____ know, her name is Joe.

[     ]

A. must
B. may
C. can
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“—Who is the girl standing over there? —Well, if you _____ know, her name is Joe. [ ]A. must B. may C. can D. shall …”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。