◎ 题干
— Look! What is that nice building used for? 
— It ______ as a hotel, but I'm not sure.
[     ]
A. must be used
B. can't be used
C. may be used
D. should use
◎ 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! What is that nice building used for?— It ______ as a hotel, but I'm not sure. [ ]A. must be used B. can't be used C. may be usedD. should use …”主要考查了你对  【情态动词】【被动语态】  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。