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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 容易
  • 浏览 1362

There are many cars coming up and down. If you insist on standing there, you will risk _________ down on the ground.

A.knocking B.to knock C.being knocked D.knocked
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Therearemanycarscomingupanddow