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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 756

—So hard          in the past few years that he has made great progress in English.
—I can see that, only a few mistakes   in this exam.

A.has he worked; did he make B.he has worked; he made
C.he has worked; has he made D.has he worked; he made
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—Sohardinthepastfewyearsthathe