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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1348

The energy Jenny Bowen has devoted in the past ten years __________ the orphans has been considered __________ of great help.

A.to help ; being
B.to helping;to be
C.to help ; to be
D.helping; being
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TheenergyJennyBowenhasdevotedi