◎ 题干
That man _______ our head teacher. Our head teacher has gone to town.         
[     ]
A. can't be                  
B. mustn't be          
C. may not be              
D. might not be
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“That man _______ our head teacher. Our head teacher has gone to town.[ ]A. can't beB. mustn't be C. may not be D. might not be…”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。