人类社会的历史归根到底就是劳动发展的历史。（）

历史唯物主义认为，人类社会发展的历史归根到底是（）。

历史唯物主义认为，人类社会发展的历史归根到底是（　　）。

人类社会发展的历史，就是一部创新的历史，就是一部创造性思维实践、创造力发挥的历史。人类的（）和（）是推动社会进步的支点。

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。

在人类历史上，社会的经济关系归根到底只有（）种形式。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。