（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

分立式试题和综合性试题是从（）角度划分的。

主观性试题、客观性试题是从（）的角度划分出来的。

从什么时候开始中国的最高统治者被称为“天子”？（）

朕是古人的自称，本来没有贵贱之分，自秦始皇开始专用为皇帝的自称。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。