單項(xiàng)選擇題I find （）.

A.it is difficult for them to finish the job in time
B.difficult for them to finish the job in time
C.they have much difficulty to finish the job in time
D.that difficult for them to finish the job in time


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2.單項(xiàng)選擇題During inspection of the machinery space, which of the following statements points to an unsatisfactory organization of the systematic maintenance?（）

A.missing valve hand wheels
B.dirty tank tops
C.a large number of temporary repairs
D.All of the above

3.單項(xiàng)選擇題When the PSCO would like to witness a fire drill carried out by the crew, he should consult （）to locate a simulated fire.

A.the manager of the company
B.the surveyor of the Classification Society
C.the master of the vessel
D.the chief engineer of the vessel

4.單項(xiàng)選擇題The PSCO would be justified in making a detailed inspection of all life-saving appliances, if he sees that （）.

A.the survival craft launching equipment have never been used
B.the pivot points are seized
C.the lashing or stowing of deck cargo is improper
D.All of the above signs are evident

5.單項(xiàng)選擇題During inspection of oil and oily mixtures from machinery spaces, which of the following factors should be taken into account by the PSCO? （）

A.The quantity of oil residues generated
B.The capacity of sludge and bilge water holding tank
C.The capacity of the oily water separator
D.All of the above