◎ 题干
He was so pleased with all _____ we had done for him _____ he wrote us a letter to praise us for it.

A. which; what
B. that; that
C. that; what
D. what; that
◎ 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 was so pleased with all _____ we had done for him _____ he wrote us a letter to praise us for it. [ ]A. which; what B. that; that C. that; what D. wha…”主要考查了你对  【关系代词】【从属连词】【限制性定语从句】  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。