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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 容易
  • 浏览 1818

We live day by day, but in the great things, the time of days and weeks __________ so small that a day is unimportant.

A.is B.are
C.has been D.have been
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Welivedaybyday,butinthegreatth