Once every third year
Once a month
Once a year
Once a week
第1题：
Preventive maintenance______.
A.should not be carried out during the watches
B.can only be carried out in port
C.is a kind of maintenances carried out prior to the occurrence
D.is a kind of maintenances carried out after the occurrence
第2题：
Shipboard Oil Pollution Emergency Plan shall be carried on board by ______．
A.Oil tanker of 150 gross tonnage and above
B.Bulk carrier
C.Container vessel
D.Passenger ship
第3题：
A.must have
B.couldn't have
C.ought to have
D.shouldn't have
第4题：
We are going to carry out an emergency （）.
第5题：
第6题：
A shipboard oil pollution emergency plan is required of ______.
A.all vessels, regardless of size and commercial application
B.any barge or other ship which is constructed or operated in such a manner that no oil in any form can be carried aboard
C.an oil tanker of 150 gross tons or above, or other ship of 400 gross tons or above
D.an oil tanker of 400 gross tons and above, or other ships of 150 gross tons and above
第7题：
Fire protection regulations for towing vessels require that drills be conducted on board the vessel as if there were an actual emergency．Drills include all of the following，EXCEPT ______．
A.testing all alarm and detection systems
B.breaking out and using the vessel's emergency equipment
C.participation by selected crew members
D.one person putting on protective clothing，if the vessel is so equipped
第8题：
The approval period for a shipboard Oil Pollution Emergency Plan expires after ______.
A.three years
B.four years
C.five years
D.two years
第9题：
第10题：
one hour
two hours
ten hours
four hours