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.

利他行为有两类，一类是（）的利他行为，另一类是（）的利他行为。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

法律事实分为两类，一类是法律事件，一类是（）

法律事实分为两类，一类是法律事件，一类是（ ）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

苏夫力有两类，一类是冷苏夫力，另一类是（）苏夫力。

苏夫力有两类，一类是（）苏夫力，另一类是热苏夫力。