下列有关软件系统的说法中，正确的是( )。
A．软件系统是为运行、管理和维护计算机而编制的各种程序、数据和文档的总称
B．软件系统是为运行、管理和维护计算机而编制的各种程序、数据的总称
C．软件系统是为运行、管理和维护计算机而编制的各种程序的总称
D．没有软件系统的计算机也可以工作
参考答案：A
解析： 软件系统是为运行、管理和维护计算机而编制的各种程序、数据和文档的总称。
Many young people want to be pop stars. Pop stars are rich. Many people think they are leading a happy and easy life. Is that true? The answer is definitely no. In fact, they have very hard lives. They spend much of their time on travel. Sometimes the travel is interesting, but in most time it is boring to pop stars. The following chart is a day’s life of a pop star.
小题1: The pop star went back to the hotel _________ on Feb. 10, 2007.
小题2: According to the chart, the pop star was good at _________.
小题3: The pop star felt ________ after the performance.
小题4:The band did _________ in the rehearsal (彩排) in the night’s show.
小题5:This passage mainly tells us that _________.
| ||||||||||||||||||||||||||||||||||||||||||||||||||||