单项选择题
Immediately after abandoning a vessel，lookouts should be posted aboard liferafts to look for（）.
A.survivors in the water B.food and water C.land D.bad weather
单项选择题 If，for any reason，it is necessary to abandon ship while far out at sea，it is important that the crew members should（）.
单项选择题 If you see anybody fall overboard，act as follows except（）.
单项选择题 An immersion suit must be equipped with a(n)（）.
