【简答题】What is one of the pleasures of a marathon? A. The runners can show their inner strength. B. The runners control their own speed. C. People run for a variety of goals. D. It does not require much trai...
【判断题】One of the pleasures during your travel is the fact that you can see things you are familiar with.
【单选题】One of the pleasures of being a teacher is being able to your knowledge of a subject.
【简答题】软件按功能可以分为应用软件、系统软件和支撑软件(或工具软件),下面属于系统软件的是( )。