◎ 题干
— ____you interrupt now? Can't you see I'm on the phone? 
— Sorry Sir, but it's urgent.
[     ]
A.Can  
B. Should  
C. Must  
D.Would
◎ 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“— ____you interrupt now? Can't you see I'm on the phone?— Sorry Sir, but it's urgent. [ ]A.CanB. ShouldC. MustD.Would…”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。