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.

在中国书法史上，被称为“天下第二行书”的作品是（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

纵观元代中国版图，下列哪几项在元代版图范围内？（）

书法的历史就是文字的历史。

书法植根于中国传统文化土壤，传统文化是书法赖以生存、发展的背景。

中国书法的造型特征是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。