口服补液及时纠正脱水，应用ORS，说法正确的是（）

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.

自己被对手逼迫到边线，要及时用（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

18世纪在格尼斯堡大学讲授教育学被正式列入大学课程的德国哲学家是（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

企业参与市场竞争，不仅要了解谁是自己的客户，不一定要弄清谁是自己的竞争对手。

职业教育教师要使自己的作用发挥到最佳状态，就必须具有合理的知识结构。