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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1609

—I wonder what makes you a great teacher?
—I _______ as a tutor in my spare time at college, which contributes much to my today’s job.

A.work B.have worked
C.had worked D.worked
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—Iwonderwhatmakesyouagreatteac