在耶鲁大学召开的第一届国际行为医学大会是在（）年。

8月18日，首届中国粮食交易大会在（）召开。

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。

被宣布思想已死的马克思，在美国“马克思主义2000年”国际研讨会的演出舞台上“复活”。在法国召开的纪念《共产党宣言》发表150周年的国际大会上，《共产党宣言》被普遍认为“仍将是21世纪的宣言”。马克思主义这种强大的生命力的根源在于（）