在Word中，画矩形或椭圆时，按住（）键再拖动鼠标，可以绘制正方形或圆形。

画矩形时，按能画正方形。（）

考试员资格培训和考试的内容包括道路交通安全法律、法规和相关知识、廉政警示教育、计算机评判系统操作、驾驶技能和考试评判能力。

计算机操作系统的类型，有（），网络操作系统，分时操作系统，批处理操作系统，实时操作系统等。

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。

在计算机指令系统中，确定操作数有多种方法。当操作数直接由指令给出时称为（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。