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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1185

You _____ read a book in the sun—it'll do harm to your eyes.                      

A.couldn't B.wouldn't C.needn't D.mustn't
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Youreadabookinthesun—itlldohar