阿摩線上測驗
62 Please see to it that all necessary _____ have been completed. Never risk your life simply for convenience’s sake.
(A) possibilities
(B) reservations
(C) procedures
(D) alternatives
答案：登入後查看
統計： A(14), B(5), C(17), D(5), E(0) #1223484
統計： A(14), B(5), C(17), D(5), E(0) #1223484
