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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 967

By the time a child is five, he _______ hundreds of hours of television.

A.will watch B.will have watched C.had watched D.is watching
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Bythetimeachildisfive,hehundre