Why not tell her you're quitting and have done with it?

为什么不告诉她你打算辞职，尽快把这件事了结了呢？

《牛津词典》

So a might be tempted to sign C's draft and have done with it.

所以，A可能很想直接给c的草稿签字，就此一劳永逸。

youdao

He keeps pestering me to go and see him, so I'll go now, and have done with it.

他不断吵着要我去看他，所以我现在去了，从而了结了这件事。

youdao

"They have actually been there, they have done it, they have lived on the ground with those people in Afghanistan.

VOA: standard.2009.11.16

It is easy to confuse, as many people have done, the Republic, with a recipe for tyranny.

这很容易令人困惑，很多人也真的被困住，拿着《理想国》作为专制的药方。

耶鲁公开课 - 政治哲学导论课程节选

And we've been working with them What I will call it prototype; we have not yet done a complete project. But I wanted to show you some pieces of this on slides. So one of the things we've done is create a searchable archive.

我们与他们合作,我称之为草案，我们还没有完成一个完整的项目,但我想给你们看一些幻灯片,我们做的其中一件事就是,创建一个可搜索的档案馆。

麻省理工公开课 - 媒体、教育、市场课程节选

So, if North Korea's missile programme causes America such offence, why not just pay up and have done with it?

ECONOMIST: More bribes for North Korea?

And what have they done with it, reversed it and crime is now rising again.

BBC: News Online

And they have done it with deception, by fooling light waves into appearing smaller than they really are.

FORBES: Trick of the Light