Hygroscopic cargoes should be ventilated when（）.

A set of clamps that are latched onto the drill pipe to allow the driller to raise or lower the drill string out of or into the hole are the（）.

A master would be well advised to note a sea protest if（）.

A seaman assaults the Second Mate and injures him with a beer bottle while the ship is at sea. The incident is logged in the Official Logbook. In subsequent suspension and revocation proceedings against the seaman，according to the regulations，（）.

A seaman may have all or part of his wages deposited by allotment to a bank or savings institution. Which of the following is NOT a requirement for this type of allotment? （）

A safety feature provided on all inflatable liferafts is（）.

A single barometric pressure reading of 28.60 indicates（）.

A series of trays with sieves that vibrate to remove cuttings from the circulating fluid in rotary drilling operations is called the（）.

A seaman is entitled by law to a release from Foreign Articles when（）.

A shipmate suffers a heart attack and stops breathing. You must（）.