阿摩線上測驗
36. Sign up for a special account today and pay only $ 29.99—that’s 40%
off the ___ price.
(A)occasional
(B) first
(C) frequent
(D) original
答案：登入後查看
統計： A(48), B(25), C(22), D(410), E(0) #1565505
統計： A(48), B(25), C(22), D(410), E(0) #1565505
