阿摩線上測驗
12.____ a jazz musician masters the basic techniques, she or he may use them to
freely improvise during a performance.
(A) Because
(B) Once
(C) While
(D) As far as
答案：登入後查看
統計： A(8), B(14), C(5), D(4), E(0) #1288557
統計： A(8), B(14), C(5), D(4), E(0) #1288557
