我敢肯定现在几乎每个人都在使用互联网——但我想知道，如果没有它我们该怎么办。

I'm sure almost everyone uses the internet now—but I wonder how we'd cope without it.

youdao

我做的是你们肯定现在在做的。

I had been doing what you're almost certainly doing now.

youdao

这堆石块，不知作何用途，在三十年前就有了，肯定现在还在那里。

The heap of stones, destined for no one knows what employment, which was visible there thirty years ago, is doubtless still there.

youdao

I think it might actually be more by now.

我觉得现在肯定更多了。

麻省理工公开课 - 计算机科学及编程导论课程节选

Well, definitely the science classes, the math classes. So, I'm in... taking the maths series,

肯定是自然科学和数学。那么我现在正在学数学，

斯坦福的新生 - SpeakingMax英语口语达人

STUDENT: Got to work on those hands.

学生：,现在我知道bug肯定是在这两个。

麻省理工公开课 - 计算机科学及编程导论课程节选