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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1506

Nearly 56 percent of Chinese believe that traffic order got even worse after tightened traffic regulations ______at the beginning of 2013.

A.have been adopted B.were adopted
C.adopted D.had adopted
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Nearly56percentofChinesebeliev