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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 199

There _____ a lot of rubbish on the floor so I asked Mary to sweep _____ up.

A.were; it
B.are; them
C.was; it
D.is; them
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Therealotofrubbishonthefloorso