单项选择题
Where are the life-jackets for the duty personnel?（）
A. They are in the chief officer’s cabin. B. They are in the store room. C. They are in the control room. D. They are in the engine room.
单项选择题 Where is the （）aid equipment?
单项选择题 I have some questions about the （）equipment.
单项选择题 The fire is out of（） .
