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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 1322

---What’s wrong with you, Mr. Keller?
--- I’ve had a very bad headache for two days. At first, I ______ I caught a cold, but the medicine ______.

A.thought, hasn’t worked B.had thought, didn’t work
C.thought, hadn’t worked D.have thought, hasn’t worked
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What’swrongwithyou,Mr.Keller?I