今天，电子商务出现了三种组织形式：企业电子商务、（）和虚拟企业。

电子商务按参与交易的对象分类，可分为企业与消费者之间和企业与企业之间的电子商务，其中企业与消费者之间的电子商务简称为（）。

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.

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 （）.

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。

从电子商务活动的参与者的角度分类，电子商务法律关系可以分为企业与企业之间的电子商务法律关系、企业与消费者之间的电子商务法律关系和企业与政府之间的电子商务法律关系。