I just do chatting on the internet.

我仅仅在网上聊天。

youdao

Just do a little exercise, because I'm sitting in a cab 4 or 5 days a week.

只是做点运动，因为我一周四、五天都是在出租车里坐着。

youdao

It would be a case of "just do so-and-so and here's your cash."

情况会是“只管做这做那，然后拿钱”。

《柯林斯英汉双解大词典》

why,when we do not sleep, we do not function well. We just do not know much about sleep at all."

VOA: special.2009.08.26

I've got to do the test, and then I just do the move. So the general formula is that.

比较一下然后移动,因此一般的公式是这样的。

麻省理工公开课 - 计算机科学及编程导论课程节选

kind of creepy but kind of cool at the same time that they can just do that.

有点儿很离奇，但同时也很酷，他们就是可以做到很好。

街头艺术 - SpeakingMax英语口语达人

If she doesn't know a test answer, "I just do the best I can, " she says.

WSJ: Why More Young Kids Cheat at School

"We just do not have enough room, the kennels are very full, " a spokesman said.

BBC: Christmas fear for puppies

But making the effort to shoot for the stars means you might just do it.

CNN: Commentary: Obama's ambitious agenda a good thing