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  • 科目:英语
  • 题型:单选题
  • 难度:较易
  • 人气:238

The lecture, ________ at 7:00 pm last night,was followed by an observation of the moon with telescopes.

A.starting B.being started
C.to start D.to be started
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Thelecture,at7:00pmlastnight,w