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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1255

We’re sure that the environment in our city ______ greatly through our work in the near future.

A.improved B.was improved C.has improved D.will be improved
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We’resurethattheenvironmentino