阿摩線上測驗
14. Office workers ____________ from back problems because they tend to sit
still for long periods of time.
(A) suffer
(B) learn
(C) move
(D) transfer
答案：登入後查看
統計： A(53), B(4), C(4), D(2), E(0) #683669
統計： A(53), B(4), C(4), D(2), E(0) #683669
