单项选择题
A.give the victim artificial respiration
B.completely restrain the victim
C.give the victim one 30 mg tablet of phenobarbital
D.keep the victim from injuring him or herself
单项选择题 A crew member has suffered frostbite to the toes of the right foot. Which is NOT an acceptable first aid measure?（）
单项选择题 A copy of the Articles of Agreement，less the signatures，is required to be posted. This document is called the（）.
单项选择题 A continuous watertight bulkhead on a ship is normally also a(n)（）.