◎ 题干
Tom, turn down the music. Why ____ you make such a big noise while your baby sister is sleeping?

[     ]

A. could
B. would
C. should
D. must
◎ 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“Tom, turn down the music. Why ____ you make such a big noise while your baby sister is sleeping? [ ]A. could B. would C. should D. 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。