◎ 题干
In most western countries, on April Fool’s Day, people often play        trick on each other; children especially have great        fun.
A.a; aB.the; theC.a; /D./; a
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“ In most western countries, on April Fool’s Day, people often play trick on each other; children especially have great fun.A.a; aB.the; theC.a; /D./; a…”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。