阿摩線上測驗
31. For any team work during _______, worker must eliminate the possible damages by
keeping alert to the surroundings.
(A) maintenances
(B) rest
(C) eating
(D) extinguishing
答案：登入後查看
統計： A(83), B(23), C(7), D(26), E(0) #3114384
統計： A(83), B(23), C(7), D(26), E(0) #3114384
