阿摩線上測驗
56. This line has proved so popular that we regret to inform you that ______.
(A)it is no longer in production
(B)it sells out almost immediately
(C)it is outof stock
(D)it has been discontinued 。
答案：登入後查看
統計： A(0), B(0), C(1), D(0), E(0) #3776547
統計： A(0), B(0), C(1), D(0), E(0) #3776547
