在车里被高潮被c了八次,国产丝袜美女一区二区三区,国产精品久久久久久久福利,老人玩小处雌女HD另类,少妇交换做爰6

免费试听

免费试听

 选课中心 东奥名师 东奥书店

1. Leadership

1.1 What is leadership

Leadership is the process of influencing and organization (or group within an organization) in its efforts towards achieving an aim goal.

Good leadership is often considered to be a key factor in organisational success.


返回试听
查看讲义

免费课程：Leadership

2961人已学习