日韩欧美亚洲 _ 欧美亚洲一区 _ 日本亚洲欧美 _ 亚洲精品欧美国产白袜脚足J棉袜在线观看_亚洲熟妇av一区二区三区_久久天天躁狠狠躁夜_精品众筹模特私拍在线

單項(xiàng)選擇題

It’s important for duty sailors to pay attention to the （）of the tide and looking around the ship.

A. rising
B. falling
C. setting in
D. rising and falling

你可能感興趣的試題

單項(xiàng)選擇題

The main tasks for sailors on duty are, first of all, （）persons who come on board to do their business, such as the PSC inspectors, the agent, the ship chandler, etc.

A.receiving
B.getting
C.taking
D.meeting

單項(xiàng)選擇題

When a vessel is alongside the wharf, it’s necessary for the ship to keep a （）hour gangway watch to guarantee the safety of the ship and the cargo.

A.12
B.8
C.24
D.48