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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 容易
  • 浏览 147

China’s economic development has made ______ rapid progress in the past 20 years and young people have made ______ great contribution to this progress.

A. /; a B. the; a C. a; a D. /; /
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China’seconomicdevelopmenthasm