◎ 题干
Mr. Smith, there is a man at _____front door who says he has _____important news for you.
A. the; an         B. /; /          C. the; /       D /; an
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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. Smith, there is a man at _____front door who says he has _____important news for you. A. the; anB. /; / C. the; /D /; an…”主要考查了你对  【不定冠词】【定冠词】【零冠词】  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。