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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 828

When __________ whether Chinese could develop their own missiles,
Qian Xuesen said Chinese could do anything that foreigners coulddo.

A.asked B.asking
C.to asked D.having asked
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WhenwhetherChinesecoulddevelop