阿摩線上測驗
55. Which two countries produced the most steel in 1998?
(A) Countries D and I
(B) Countries A and E
(C) Countries F and I
(D) Countries D and E
答案：登入後查看
統計： A(21), B(12), C(13), D(351), E(0) #2085034
統計： A(21), B(12), C(13), D(351), E(0) #2085034
