阿摩線上測驗
26. The ________ containing liquids such as fuel, water, slops, ballast and various bilges
should be noted.
(A) flowing speed
(B) levels of tank
(C) locations
(D) machines
答案：登入後查看
統計： A(66), B(628), C(63), D(57), E(0) #3211351
統計： A(66), B(628), C(63), D(57), E(0) #3211351
