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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 2035

___ they visited our school, they showed great interest in everything they saw.

A.The first time B.For the first time
C.At first D.At the first time
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theyvisitedourschool,theyshowe