Otherwise, what was the point of getting a string from the user if I'm not handed the result to actually do something interesting with.

否则的话，它不把值带给我们,我们就做不了想做的事情,那我们还要它有什么用呢？

哈佛公开课 - 计算机科学课程节选

Use this pattern when you wish to express what you are doing right now.

当你想表达目前你正在做什么的时候，你就可以用这个句型。

I'm ~ing 课堂 - SpeakingMax英语口语达人

If you want to know something like when do you hit the ground, I think it's fairly clear what you have to do.

如果你想知道车子何时落地,我想你该做什么就很明显了

耶鲁公开课 - 基础物理课程节选

If I wanna say something, do something, then say something else, I just call printf twice.

如果我想说点什么，做点什么，再说点什么，我就得调用printf两次。

哈佛公开课 - 计算机科学课程节选

I can't do as much as I would like to do.

我不能想做什么就做什么。

正在写论文 - SpeakingMax英语口语达人

and I kind of was free to do whatever I wanted

而且我几乎想做什么就做什么，

选择美术的原因 - SpeakingMax英语口语达人