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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 1038

According to the latest reports on TV and in the newspaper, food safety is becoming a ____________ serious worldwide problem.

A.more and more B.little by little C.now and then D.one by one
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AccordingtothelatestreportsonT