◎ 题干
—May I speak to Mary?
—________. I'll call her at once.
[     ]
A. Hold on, please
B. She isn't in
C. This is Mary
D. I can take a message
◎ 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“—May I speak to Mary?—________. I'll call her at once. [ ]A. Hold on, please B. She isn't in C. This is Mary D. I can take a message …”主要考查了你对  【日常用语、谚语】  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。