某作家出版个人著作取得稿酬200000元，该作家通过民政局向灾区捐款50000元，则

Selecting a mobile phone for personal use is no easy task because technology ____ so rapidly.

A．will change

B．has changed

C．will have changed

D．is changing

在网络管理中， 【18】 的目标是按照一定的策略控制对网络资源的访问，以保证网络不被侵害，并保证重要的信息不被未授权的用户访问。

The old mall and his wife _____ for the government in New York but now they  _____ a simple life. [ ]

A. were used to work; use to live

B. were used to living; have been used to living

C. used to work; have been used to living

D. used to work; use to live

空气围带安装前应通入（）MPa的压缩空气，在水中做漏气试验，应无漏气现象。

A.0.916

B.0.245

C.0.05

D.0.0784

资产类账户的结构与权益类账户的结构( )。

A．一致
B．相反
C．基本相同
D．无关