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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 173

Mary is    girl, but she knows a lot about science.

A.a eight-year-old B.eight-year-old
C.eight years old D.an eight-year-old
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Maryisgirl,butsheknowsalotabou