阿摩線上測驗
10. The _____ of the products doesn’t seem right. You’d better check again how many of them there are.
(A) quantity
(B) sample
(C) duration
(D) temperature
答案：登入後查看
統計： A(302), B(74), C(16), D(11), E(0) #2888098
統計： A(302), B(74), C(16), D(11), E(0) #2888098
