下面对背景橡皮擦工具与魔术橡皮擦工具描述正确的是哪三项()

橡皮擦工具可将图像上的颜色擦除成（）。

Flash橡皮擦工具的形状可以有（）。

翻译：With Average or With Particular Average（WA or WPA）（）

在Photoshop中，下面对背景色橡皮擦工具与魔术橡皮擦工具描述错误的是（）。

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。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。