In the emergency alarm signals, if the alarm or whistle two long sounds followed by one short sound for 1 minute, it is the （） emergency.

The court may reduce or deny remuneration if it appears that the salvors have by their fault （）or have been guilty of theft，receiving stolen goods，or other acts of fraud.

As operator of a 199 GT towing vessel sailing foreign，it shall be your duty to enter in the Official Logbook or other permanent record（）.

Any computer, be it a large PC or a small embedded computer, is useless if it has no means to interact with the outside worl

It must never be forgotten（）the master has no authority to take extraordinary measures for the cargo owner if the latter or his representative can be communicated with.

To safeguard the operator and other personnel working on or near a hoisting operation which of the following precautions should be observed?（）

It is dangerous for vessels without the operational radar（）the estuary.

It will be a relief over the death of a friend or a relative if the friend or relative dies from ______.

If a centrifugal pump were continually operated with the discharge valve closed, the （）.

If you observe any situation which presents a safety or pollution hazard during fuel transfer operations, which of the following actions should be taken FIRST?（）

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

If the scavenge fire is of a more major nature, if there is a risk of the fire extending or if the scavenge trunk is adjacent to the crankcase with risk of a hot spot developing it sometimes becomes necessary to （）the engine.