◎ 题干
Mr. White didn’t understand __________ made his wife so upset this morning.
A.what was it B.why was it that
C.why it was that D.what it was that
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“Mr. White didn’t understand __________ made his wife so upset this morning.A.what was itB.why was it thatC.why it was thatD.what it was that…”主要考查了你对  【状语从句】【限制性定语从句】【主语从句】【同位语从句】  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。