97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区 狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

單項選擇題

The period of your（）onboard the vessel as Captain is 8 months from the date of your flight if you are joining a vessel outside the country.

A.tenure
B.during
C.procedure
D.secure

微信掃碼免費搜題