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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 容易
  • 浏览 1952

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As you can see, we need the equipments, ___________ are necessary to make the project move on.

A.all of which B.all of them C.all that D.all what
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.Asyoucansee,weneedtheequipmen