阿摩線上測驗
25. Roll-on/roll-off ships are equipped with __________ .
(A) ramps
(B) conveyor belts
(C) cargo elevators
(D) derricks and winches for cargo handling
答案：登入後查看
統計： A(492), B(66), C(66), D(97), E(0) #2334860
統計： A(492), B(66), C(66), D(97), E(0) #2334860
