简述电子文件的收集要求。
参考答案：
（1）电子文件的背景信息收集要齐全；
（2）电子文件的元数据收集要全面；
（3）电子文件的暂存收集环境要安全。
I have ____ to tell you. Maybe you will be _____ in it. [ ]
A. interesting something; interested
B. something interesting; interesting
C. something interesting; interested
We must __________ a topic before we start to write. [ ]
A. decide between
B. decide to
C. decide on
D. decide against
