对期货期权的买方来说，他买入期权可能遭受的最大损失为权利金；对于卖方来说他可能遭受的损失则是其缴纳的保证金。()

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

在期权交易中，期权买方为获得相应权利，必须将（）付给期权卖方。

什么是期权的买方与卖方？他们分别有哪些权利和义务？

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

从承受对象的差异来划分，学前教育的功能可以分为个体功能和（）。

期权的买方与卖方的权利义务是平等的。（ ）