By the time Bush asked me to be his WHCF in early 2006, I had already long experience working for the president.

当布什让我做办公室主任时,也就是2006年初，我已经有很长的时间,和他一起工作了。

普林斯顿公开课 - 国际座谈会课程节选

I'm excited to be working at a firm next year, I have had a little bit of experience already in law firms.

明年我就要到事务所工作了，我为此非常兴奋，我已经有一些在事务所的工作经验了。

为什么来到法学院？ - SpeakingMax英语口语达人

I had worked with the president for a long time, by the time I became the WHCS.

在我成为办公室主任前,我已经为总统，工作了很长的时间。

普林斯顿公开课 - 国际座谈会课程节选

I had been working at a public Accounting firm for a couple of years.

我在一家会计事务所已经工作了几年。

为什么是会计学呢？ - SpeakingMax英语口语达人

I've finished school. I've moved on. I'm kind of working in the theater.

我已经毕业了。生活在继续。我在剧院工作。

幸福的定义 - SpeakingMax英语口语达人

I've been working on an essay like all day though,

我为了一篇论文已经工作了一整天了，

关于学校生活 - SpeakingMax英语口语达人