—I am learning the piano. How can I learn it well? —________ the traditional first before trying the...
2022-10-07 19:20:51 17次 2017届北京西城区高三上期末考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
—I am learning the piano. How can I learn it well?
—________ the traditional first before trying the modern.
A. MasterB. MasteringC. MasteredD. To master
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