阿摩線上測驗
40. I know a doctor who _______ in back problems.
(A) specializes
(B) special
(C) specialist
(D) specially
答案：登入後查看
統計： A(1121), B(102), C(130), D(82), E(0) #943357
統計： A(1121), B(102), C(130), D(82), E(0) #943357
詳解 (共 4 筆)
JoKer
#1180245
specializes 專攻，專門從事
31
0
詹姆士
#2402299
specialize in: 專攻
20
0
