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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 721

I graduated from college twenty years ago and I ____________ as an English teacher in this middle school ever since.

A.worked B.have been working C.had worked D.was working
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Igraduatedfromcollegetwentyyea