Sam ________ some knowledge of the computer just by watching others working on it.[ ]A. brought upB.

题目简介

Sam ________ some knowledge of the computer just by watching others working on it.[ ]A. brought upB.

题目详情

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
题型:单选题难度:中档来源:同步题

答案

C

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