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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 602

A lot of searching and rescuing dogs are needed to ___the soldiers ___ searching for people buried and trapped in the ruins.

A.assist; with
B.assist; in
C.assist; of
D.assist; on
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Alotofsearchingandrescuingdogs