I have passed the 9-rank exam for the piano这句话对不对
问题描述：
I have passed the 9-rank exam for the piano这句话对不对
答
1.I've passed the exam of grade 9 piano.2.I was examined in grade 9 Piano and passed in 2009.3.I have passed the exam for the 9th grade of piano.（不建议采用）4.I have got the certificate of Grade 9 P...