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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 1382

–Did you _____ your sister when you were in Shanghai?
--No. But I _____ my uncle’s during my stay there.

A.call on, called on B.call at, called at
C.call on, called at D.call at, called on
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–Didyouyoursisterwhenyouwerein