我们假定下列前提为真：①CN大学所有的法律系学生都是学英语的②CN大学所有的经济系学生都是学日语的③CN大学法律系和经济系的学生绝没有既学英语同时又学日语的人④亚东是学日语的下列结论正确的是：（）

试说明OR DX，-35[BX][DI]指令中源操作数和目的操作数使用的寻址方式。

「大学生」的正确读音是（）。

口服补液及时纠正脱水，应用ORS，说法正确的是（）

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

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。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。