When the renewal verification is completed more than three months before the expiry date of the existing Document of Compliance or Safety Management Certificate, the new Document of Compliance or the new Safety Management Certificate should be valid from the date of （） for a period not exceeding five years.

The operation of which aids to navigation may be suspended during war or national emergency（）.

To safeguard the operator and other personnel working on or near a hoisting operation which of the following precautions should be observed?（）

In most WANs, the network contains numerous cables or telephone lines, each one connecting a pair of

In most cases，the mere reception or dumping down of the cargo on the ship（）involve completion of loading，because the operation of loading involves all that is required to put the cargo in a condition in which it can be carried．

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（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

The schedule management plan is a component of the project management plan. The Schedule management plan maybe formal or informal, highly detailed or broadly framed, based upon the（）of the project, and includes appropriate control thresholds.

The schedule management plan is a component of the project management plan The schedule management plan may be formal or informal, highly detailed or broadly framed, based upon the（）of the project, and includes appropriate control thresholds.

MOST是Management Operation Standard Technique的缩写，即（）。

The central purpose of management is （） every action or decision help achieve a carefully chosen goal.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。