◎ 题干

He has gained ______ rich work experience there and is showing _______ great progress.
A.a; aB.a; /C./; aD./; /
◎ 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“He has gained ______ rich work experience there and is showing _______ great progress. A.a; aB.a; /C./; aD./; /…”主要考查了你对  【序数词】【小数】【分数】【量词】  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。