理论知识试题利用层次属性编制的优点是使试题的编写易于操作

大学生生命与生存教育的内涵应包括：生命知识与生存技能的教育；生命与生存关系教育；生命与生存价值的教育。

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, 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。

请你用所学的教育经济学知识分析大学城建设的利弊。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。