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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 2002

Now more and more people prefer     to    in order to reduce the air pollution.

A.to walk; driving B.walking; drive
C.walking; driving D.to walk; drive
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Nowmoreandmorepeopleprefertoin