（）, 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（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

（）动作是艺术体操的主要练习形式，也是其竞赛的规定内容。

竞赛秩序册是组织完成一次竞赛活动的综合性的完整文件。

本次在上海市开展的“脑卒中防治知识竞赛”组织单位有哪些？（）

赫尔卓格认为使得人们喜爱知识竞赛节目的基本心理需求有（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

教师只要有专业知识就够了，不需要有渊博的综合知识。