问题描述: I have passed the 9-rank exam about the piano这句话对不地 1个回答 分类:英语 2014-11-24 问题解答: 我来补答 the qualification for the grade nine in piano-playing 这个是钢琴九级的英语 你可以用 I have got the qualification for the grade nine in piano-playing. 展开全文阅读