I'll be eternally grateful to you for this.

我将为此永远感激你。

《牛津词典》

You are doing me a great service, and I'm very grateful to you.

你正在帮我一个大忙，我非常感谢你。

《柯林斯英汉双解大词典》

We are grateful to you for permission to reproduce this article.

我们很感激您允许我们复印这篇文章。

《柯林斯英汉双解大词典》

And I stand before you a humbled man very grateful for the decision the academy has made to honor me with this award.

VOA: standard.2009.09.21

So, it could be very interesting for all of us to have issues to discuss in class, and quite often some questions are very common and your classmates will be grateful to you that you brought it up.

所以,大家一起在课堂上讨论一些问题,这会非常有意思,还有些时候,你们的问题很普遍,而你的同学会很感激你提出了这个问题

耶鲁公开课 - 基础物理课程节选

And for that, Hope, my wife, and my entire family will be eternally grateful to you.

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So we are grateful to you all for what you do to support your parents.

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And, sir, we are all grateful to you for your faith and trust in us.

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