◎ 题干
It’s very kind _____you to help me with my maths.  It is hard _____me to learn it well. 
A.of; forB.of; ofC.for; ofD.for; for
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“It’s very kind _____you to help me with my maths. It is hard _____me to learn it well.A.of; forB.of; ofC.for; ofD.for; for…”主要考查了你对  【介词短语】【介词】  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。