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.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

Banks have no liability for any delay or loss caused by postal or telex failure.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

消费者对一种商品的消极态度转变为积极态度，属于态度的（）

消费者对一种商品的积极肯定的态度转变为消极否定的态度，属于态度的（）。

消费不是（）的，消费者对一种商品的需求常常与对另一种商品的需求相关。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。