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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 容易
  • 浏览 1885

— The woman biologist stayed in Africa studying wild animals for 13 years before she returned.  
— Oh, dear ! She ______ a lot of difficulties !

A.may go through B.might go through
C.ought to have gone through D.must have gone through
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—ThewomanbiologiststayedinAfri