听力原文:How does a person rise to the top in a company?
How does a person rise to the top in a company?
The way to the top lies through ______ positions.
听力原文:What kinds of businesses sometimes have small staffs?
What are two kinds of businesses that sometimes have small staffs?
______ or manufacturer's representatives.
管理信息系统的层次的功能是【 】、控制组织行为、帮助组织实现目标。