GMAT 考满分题库

It seems likely that a number of astronomical phenomena, such as the formation of planetary nebulas, may be caused by the interaction where two stars orbit each other at close range.
  • Amay be caused by the interaction where two stars orbit each other 分析该选项
  • Bmay be caused by the interaction between two stars that each orbit the other 分析该选项
  • Care because of the interaction between two stars that orbit each other 分析该选项
  • Dare caused by the interaction of two stars where each is orbiting the other 分析该选项
  • Eare caused by the interaction of two stars orbiting each other 分析该选项
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正确答案: E

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