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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1565

The earthquake_______ when I_______ some cleaning in the kitchen.

A.starts; was doing B.started; was doing
C.was starting; was doing D.starts; were doing
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TheearthquakewhenIsomecleaning