这一切就像梦里一样，而且是我曾经做的梦里。

It was like in a dream I had already dreamed.

youdao

陈先生，我多后悔我曾经做的决定，否则此刻我已经和你一起走在乌杰路上。原谅我。

Mr Tan, im so regret on my decision, if not, I will be having a nice walk with you on the orchard road. Please forgive me.

youdao

我曾经问过我的学生，如果班上有人忘了一个词或犯了一个错误，他们会怎么做。

I once asked my students what they would do if someone in class forgot a word or made a mistake.

youdao

The distinction I made in the paper that we talked about in the class is between procedural justice and substance of justice in the university.

我曾经在一篇论文中做了一个区分,在课堂上讲到过，那就是大学程序性公正,和实质性公正的区别。

普林斯顿公开课 - 人性课程节选

And I've worked on some California milk projects.

我曾经在加州做过牛奶项目。

SNS和广告的关系 - SpeakingMax英语口语达人

I've had some experience giving talks in less developed countries.

我曾经在发展中国家做过几次演讲

耶鲁公开课 - 金融市场课程节选