◎ 题干
_______while writing, he locked himself in his study.
[     ]
A. Not to interrupt      
B. Not being interrupted
C. Not to be interrupted    
D. Being not interrupted
◎ 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“_______while writing, he locked himself in his study. [ ]A. Not to interruptB. Not being interruptedC. Not to be interrupted D. Being not interrupted…”主要考查了你对  【不定式的被动式】  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。