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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 1461

I was at a loss what to do next when an excellent idea suddenly` _______ me.

A.knocked at B.occurred to C.happened to D.knocked down
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Iwasatalosswhattodonextwhenane