◎ 题干
— Why was Professor Liu thundering in the classroom yesterday?
— A student's interrupting his speech ________ the burst of his anger.
[     ]
A. set up 
B. set out
C. set about  
D. set off
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— Why was Professor Liu thundering in the classroom yesterday?— A student's interrupting his speech ________ the burst of his anger.[ ]A. set upB. set outC.…”主要考查了你对  【动词短语】  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。