They think maths _____ useful subject. [ ]A. is a B. are C. is an -初中英语-n多题

◎ 题干

They think maths _____ useful subject.

[ ]

A. is a
B. are
C. is 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“They think maths _____ useful subject. [ ]A. is a B. are C. is an …”主要考查了你对【不定冠词（a，an）】，【主谓一致】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。

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