单项选择题

Ordnance exercise is（）.

A.Naval firing practice
B.Fire drills
C.Crew drills
D.Survival drills

<上一题目录下一题>

热门试题

单项选择题

I’m on fire and have dangerous cargo on board.The most emergent assistance in this case would be（）.

A.life boat
B.helicopter
C.fire-fighting
D.medicine

相关试题