◎ 题干
The teacher asked a very difficult question. It was Ted who finally ____ a good answer.
A.came up with B.kept up with
C.came upD.caught up with
◎ 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“The teacher asked a very difficult question. It was Ted who finally ____ a good answer.A.came up withB.kept up withC.came upD.caught up with…”主要考查了你对  【序数词】  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。