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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1314

—Is the letter from your mother?
—Yes.But she ________the letter herself,because she doesn’t even know one word.

A.needn’t have written  B.can’t have written
C.might not have written D.should not have written
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相关知识点

—Istheletterfromyourmother?—Ye