当发生这样的事情时，我知道我做的是对的。

When things like that happen, I know I'm doing the right thing.

youdao

我知道我做的不好，我也知道，我不能做的更好。

I know I do bad, I also know that I can not do better.

youdao

他知道我在哪里能发挥作用，以及他怎样做才能发挥我的最佳水平。

He knew where I fitted in and what he had to do to get the best out of me.

《柯林斯英汉双解大词典》

And then the last thing I want to do, is just decide, you know, what do I do when I'm done.

决定，你知道的，当我完成循环后去做什么。

麻省理工公开课 - 计算机科学及编程导论课程节选

I chose English Literature because when I started off a university, I didn't know what it was I wanted to do.

我选英语文学是因为当我刚上大学的时候，我不知道自己到底想做什么。

为何选那门专业？ - SpeakingMax英语口语达人

Thing I've got a little procedure that could do that, but you know the simplest thing I could do is to say well, gee, wait a minute, why don't I just check to see if these are the same thing?

这两个点是同一个点么？,我已经写了一小块代码，可以提供这个功能,但是你知道的我可以做的，最简单的事情就是说好，嗯？,等等，我为什么不直接去看看,这两个东西相等不相等呢？

麻省理工公开课 - 计算机科学及编程导论课程节选