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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 915


_______ from other continents for millions of years, Australia has many plants and animals not found in any other country in the world.

A.Being separated B.Having separated
C.Having been separated D.To be separated
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fromothercontinentsformillions