在卫星云图上,绿色通常表示 [ ]
A、陆地
B、海洋
C、晴天分布区
D、云雨分布区
答案:A
Don’t just believe the advertisement. That kind of camera is _____ it says. [ ]
A. as good as
B. not as good as
C. as well as
D. not as well as
公文管理信息系统用户需求分析的目的是什么用户需求分析的主要内容是什么