阿摩線上測驗
4. The iPod music player was $400 in the early 2000s. This little _____ was expensive, but it became a tremendous hit.
(A) launch
(B) gadget
(C) one-stop
(D) budget
答案：登入後查看
統計： A(2), B(18), C(4), D(3), E(0) #2327157
統計： A(2), B(18), C(4), D(3), E(0) #2327157
