◎ 题干
I_____the problem _____in my mind for a whole week before I did anything about it.
A.switched; onB.kicked; upC.turned; overD.took; on
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“I_____the problem _____in my mind for a whole week before I did anything about it.A.switched; onB.kicked; upC.turned; overD.took; on…”主要考查了你对  【动词短语】【动词】  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。