They may happen to do something useful.

语言学家可能恰好做了某件有用的事情。

youdao

"Sometimes, bad things happen again and again, and we never understand why, "Michele said, wishing ther was something she could do to ease her pain.

“有时候，糟糕的事情会一次又一次地发生，我们永远不知道为什么，”米歇尔说，希望她能做点什么来减轻她的痛苦。

youdao

You could always wait for something to do or wait for something to happen. Wait for a bus or just stand in a random line and wait for no reason.

你可以等待着去做一些事情或者等待着一些事情发生，可以等候一辆公交车，或者只是随便站在一个地方，没有目的的等待。

youdao

Milton even claims that poetry is equal to preaching in its ability to move people, to get them to do something, to make things happen in the world.

弥尔顿甚至声称诗歌,就其打动人心鼓舞人和促进事务发展的能力而言，是和宗教平起平坐的。

耶鲁公开课 - 弥尔顿课程节选

or do not want something to happen.

或者当你不希望某事发生的时候，也可以使用。

I hate 课堂 - SpeakingMax英语口语达人

As I mentioned, you can also use "I wish" when you express something that you do not want to have happen.

就像我之前提到的，当你想说明你不希望发生的事情时，你也可以用“I wish”。

I wish 课堂 - SpeakingMax英语口语达人

They each have the opportunity to do something positive in their community so that this does not happen again to someone else.

FORBES: Words Can Lead to Murder

No one can know for certain if this senseless act could have been prevented, but we all know we have a moral obligation -- a moral obligation -- to do everything in our power to diminish the prospect that something like this could happen again.

WHITEHOUSE: President Obama Introduces a Plan to Reduce Gun Violence

He needs to actually do something to fulfill the sentiment expressed and the desire for dialogue, because that needs to happen.

WHITEHOUSE: Press Briefing