◎ 题干
I don't think Richard could have done such a stupid thing last night, ________?
  [     ]
A. do I          
B. could he        
C. did he        
D. has he
◎ 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“I don't think Richard could have done such a stupid thing last night, ________? [ ]A. do I B. could he C. did he D. has he…”主要考查了你对  【反意疑问句】  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。