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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1292

Baird invented _______ television, _______ invention that would later completely change people’s life.

A./; the B.a; / C.the; an D./; an
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Bairdinventedtelevision,invent