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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1876

—Has Mary finished writing her article?
—No, it ________ before class was over.

A.should be finished
B.should finish
C.should have finished
D.ought to have been finished
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—HasMaryfinishedwritingherarti