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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较难
  • 浏览 1875

The patent officer ______ with my file explained to me that a plant variety is not a/an _______ invention as it is a result of adjusting growth scientifically.

A.dealing; abrupt B.dealt; innocent
C.deals; practical D.dealing; valid
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Thepatentofficerwithmyfileexpl