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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 208

It was not until the 18th century that man realized that the whole of the brain was involved in the working of the mind,    

A.was it B.wasn’t it C.did they D.didn’t they
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Itwasnotuntilthe18thcenturytha