阿摩線上測驗
19. An additional on-demand option lets clients make a one-time purchase of certain items in_________ .
(A) barge
(B) barren
(C) boom
(D) bulge
(E) bulk
答案：登入後查看
統計： A(6), B(6), C(2), D(5), E(66) #3102060
統計： A(6), B(6), C(2), D(5), E(66) #3102060
