All the holds which are to take cereals in bags must be so cleaned that they meet the requirements of the（）.

单项选择题After abandoning a vessel，water that is consumed within the first 24 hours will（）.

A.pass through the body with little absorbed by the system
B.help to prevent fatigue
C.quench thirst for only 2 hours
D.help to prevent seasickness

单项选择题According to the Insurance Terms of PICC，All Risk covers（）.

A.total and partial loss
B.4／4 collision liability
C.general average
D.all of the above

单项选择题A temporary condition of danger will not make the port（）,provided that such condition will not last an unreasonable time.

A.unsafe
B.safe
C.good
D.bad

单项选择题A fire has damaged 20 bales of cotton on a freighter loaded with general cargo. This claim would come under（）.

A.constructive total loss
B.general average
C.particular average
D.total loss of a part

单项选择题A ballasted vessel sinks enroute to a drydock. Under these circumstances，the vessel’s owner can claim（）.

A.actual total loss
B.constructive total loss
C.general average
D.particular average