◎ 题干
Peter has ______ cough and he has to get ______ X-ray.
A.an; a B.a; a
C.a; an D.an; an
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“Peter has ______ cough and he has to get ______ X-ray.A.an; aB.a; aC.a; anD.an; an…”主要考查了你对  【定冠词(the)】【不定冠词(a,an)】【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。