Sam _____ some knowledge of the computer just by watching others working on it. A. brought up B. put...
2022-12-02 16:37:32 111次 2013-2014学年福建省高三上学期期中英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Sam _____ some knowledge of the computer just by
watching others working on it.
A. brought
up B. put
up C. set
up D.
picked up
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