John _____ knowledge of radio just by staying around the radio station. A．caught on B．worked up C．to...
2023-01-12 00:57:16 139次 全国通用2010年高考二轮总复习重点词汇讲解及练习三百六十题（下） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
John _____ knowledge of radio just by
staying around the radio station.
|
A．caught on
|
B．worked up
|
C．took up
|
D．picked up
|
本题链接：
