At the age of fifteen she gave up taking piano lessons to _____ her school work. A．hold on B．call on...
2022-12-16 02:06:12 85次 2014届广西柳州铁路第一中学高二下学期月考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
At the age of fifteen she gave up taking piano lessons
to _____ her school work.
A．hold on B．call on C．put on D．concentrate
on
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