I promise I will send you an email to explain all of these tomorrow.

我保证明天会给你发邮件解释这些问题。

youdao

I promise I will never do this again.

我承诺(保证)不会再这样做。

youdao

I promise I will bring it to you next lesson.

我保证我下节课一定带来给你。

youdao

"Johnsy,dear," said Sue, "will you promise me to keep your eyes closed, and not look out the window until I am done working?

VOA: special.2009.08.01

So yet once more -- and I promise this will be one of the last times that we look back at Milton's mask - but yet once more, let's look at Comus.

因此我们要再一次--我保证,这将是我们最后一次回顾弥尔顿所写的这出面具戏,不管怎么着，让我们再次回顾《科玛斯》

耶鲁公开课 - 弥尔顿课程节选

It will work, I promise.

相信我，这会很管用的。

What kind of 课堂 - SpeakingMax英语口语达人

So I promise I will keep you guys updated as time goes on.

WHITEHOUSE: President Obama on Deficit Reduction

And whatever path I travel next, I promise I will keep faith with her and with everyone I met across this great and good country.

CNN: Clinton will make 'no decisions tonight'

We're not going to agree on every single issue, we're not going to support the same policies every time, but I promise I will never stop listening to your concerns and your ideas, and I will never stop rooting for your success -- because we are in this together.

WHITEHOUSE: President Obama Addresses Business Roundtable