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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 容易
  • 浏览 2062

(   ) 12. He needs one more stamp before his collection __________.

A.has completed B.will complete C.has been completed D.is completed
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相关知识点

()12.Heneedsonemorestampbefore