题目内容
Sam _____ some knowledge of the computer just by watching others working on it.
A.brought up B.looked up C.picked up D.set up
【答案】
C
【解析】略
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题目内容
Sam _____ some knowledge of the computer just by watching others working on it.
A.brought up B.looked up C.picked up D.set up
C
【解析】略