[判断题] 船员居住舱着火，应立即打开门窗，用水龙往内灌水，以防火势蔓延.

[单选] A fully loaded motor-propelled lifeboat must be capable of attaining a speed of at least（）.

[单选] 在迫不得已的情况下跳水，应选择的跳水部位是（）。

[单选] A lifeboat is weight tested by lowering to near the waterand loading to capacity with weight evenly distributed. Itis then lowered into the water and released. This test mustbe done at least once every（）.

[单选] After conducting an abandonment drill，the Master or person in charge of a ship shall log（）.

[单选] According to the Code of Federal Regulations，on vessels other than river ferryboats and river vessels，how are periodic lifeboat weight tests required to be conducted?（）

[单选] A self-righting survival craft will return to an upright position provided that all personnel（）.

[单选] Aluminum lifeboats are subject to damage by electrolytic corrosion (the aluminum being eaten away). In working around boats of aluminum you must be very careful（）.

[单选] 载运危险货物船舶的船员，应当持有（）颁发的适任证书的培训合格证，熟悉所在船舶载运危险货物安全知识和操作规程.

[单选] All inflatable liferafts have（）.

[单选] Before hydraulic starting of an engine on a covered lifeboat，what need NOT be checked?（）

[单选] When landing a lifeboat through heavy surf with a strong current running parallel to the beach (from right to left when facing from seaward) the recommended procedure is to（）.

[单选] When launching a lifeboat，the tricing pennants should be released（）.

[单选] When should you use distress flares and rockets?（）

[单选] When whistle signals are used for launching lifeboats，one short blast means（）.

[单选] Which of following data is NOT painted on the bow of a lifeboat?（）.

[单选] Which operation should be done when launching an inflatable liferaft by hand?（）

[单选] 从历史上看，黄金价格和美元汇率呈（）关系。

[多选] 集装箱理箱工作的中心环节是（）。

[判断题] 新鲜蛋的蛋壳表面油光发亮，无白色粉状物质。