下列不是城市交通政策内容的是()。

系统中雷达状态包括Unknown、Operational（or ON）、Failed（or OFF）、Detached。

Shutdown price（or point，or rule） 停业价格（或停业点、停业原则）

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

Dreams are often an elegant means of highlighting problems________  in the present or the past．

Can I （）a message or would you like to ring him on his mobile phone? 

 ______ twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.

我国城市系统金字塔的底部是(    )。

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.

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。