职业道德可以调节礼仪主持人与受众之间的关系。

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。

全定制、半定制版图设计中用到的单元库包含（）、（）、（）和（）。

在商务礼仪中，男士西服如果是两粒扣子，那么扣子的系法应为：（）

按照着装礼仪要求：穿着双排扣西服，要将扣子全部扣好。

男士穿西装时，衬衫袖口与西服袖口长度差额多少合乎礼仪？

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。