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  • 科目:英语
  • 题型:单选题
  • 难度:较易
  • 人气:990

The plane takes off at 6:00 p.m. So I have to arrive at the airport ________ 5:30 p.m. at the latest.
A after  B. since  C. until   D. by

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Theplanetakesoffat6:00p.m.SoIh