阿摩線上測驗
8. More than 4 billion ______ were traded in the stock market today.
(A) coins
(B) currency
(C) shares
(D) money
答案：登入後查看
統計： A(0), B(3), C(2), D(0), E(0) #3384747
統計： A(0), B(3), C(2), D(0), E(0) #3384747
