ask for后加什么

You can ask for a chemical analysis of your tap water.

你可以要求给你的自来水做化学分析。

Is it too much to ask for a little quiet?

请略微安静一点儿，这个要求过分吗？

You're quite within your rights to ask for your money back.

你完全有权要回你的钱。

I'm going to ask for a rise.

我打算要求加薪。

Don't be too proud to ask for help.

不要放不下自尊而不求人帮忙。