◎ 题干
Mr. Brown is an experienced doctor. He is always         when faced with emergency.
A.as poor as a church mouseB.as busy as a bee
C.as cool as a cucumberD.as strong as a horse
◎ 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“Mr. Brown is an experienced doctor. He is always when faced with emergency.A.as poor as a church mouseB.as busy as a beeC.as cool as a cucumberD.as strong as …”主要考查了你对  【序数词】  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。