◎ 题干
So confused ______ that he didn't know how to start his lecture.
[     ]
A. since he became
B. would he become  
C. that he became    
D. did he become
◎ 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“So confused ______ that he didn't know how to start his lecture.[ ]A. since he became B. would he becomeC. that he became D. did he become…”主要考查了你对  【部分倒装】  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。