No repairs can be done without the Harbor Master’s（）.

单项选择题No claim for constructive total loss based upon the cost of recovery and or repair of the Vessel shall be recoverable hereunder unless such cost would exceed（）.

A.the stated value
B.the sound valve of the vessel at the time of occurrence
C.the lost value
D.the insured value

单项选择题Manifest and cargo plan are the two most important shipping papers required for（）.

A.provision order
B.discharging planning
C.annual repair
D.outward clearance

单项选择题In comparison to electric power，hydraulic power for jacking systems has the advantage of（）.

A.better control capabilities
B.less maintenance and repair
C.fewer personnel needed during jacking
D.less preload needed

单项选择题I’ll have the damaged parts repaired in Hongkong and send you in due course the amount of expenses（）.

A.incurred
B.happened
C.spent
D.paying out

单项选择题If your radiotelephone fails while underway,（）.

A.you must visually signal oncoming vessels
B.you must immediately tie up in the nearest port until the radiotelephone is repaired
C.you must anchor until the radiotelephone is repaired
D.the loss of the radiotelephone must be considered in navigating the vessel