◎ 题干
— I'm sorry to have kept you waiting.
— ____, Bill.

A. You're welcome
B. Go ahead
C. Don't mention it
D. No problem
◎ 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“— I'm sorry to have kept you waiting. — ____, Bill. [ ]A. You're welcome B. Go ahead C. Don't mention it D. No problem …”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。