______ twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.

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。

市场营销组合 

所谓营销组合，就是对各种营销因素，即()的优化组合和综合运用。

市场营销组合中的可控因素包括（）。   

银行营销战术4P理论将其加以综合应用就称为营销组合，即（）的有效配合。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。