同学你好，该知识点来自沪江网校《BEC商务英语中高级【四项全能实战签约班】》的课程，想要更系统的学习，欢迎进入课程学习。不仅可以和更多的同学一起学习，而且还有老师、助教随时的学习指导和知识点解答哦。

同学好哦~~
initiative做主动性讲的时候一般是名词，If you have initiative, you have the ability to decide what to do next and to do it, without needing other people to tell you what to do. 主动性
例：She was disappointed by his lack of initiative.
她对他缺乏主动性感到失望。
I put it all down to his hard work and initiative.
我把这一切归因于他工作既勤奋又主动。

proactive一般是形容词，积极主动的，Proactive actions are intended to cause changes, rather than just reacting to change. 积极行动的
例：In order to survive the competition a company should be proactive not reactive.
为了能在竞争中立于不败之地，一个公司应积极行动而非被动应变。
You should be proactive, not passive.
你应该主动，而非被动。

祝进步。