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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较难
  • 浏览 1826

Only when the fire was under control       to return to their homes.

A.the residents would be permitted    B.had the residents been permitted
C.would the residents be permitted D.the residents had been permitted
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Onlywhenthefirewasundercontrol