简单而真诚的表达自己的谢意

I really appreciate it.

我很感谢.

You're one in a million.

你真是个大好人.

You're the greatest.

你最棒了.

Thanks to you (we made it on time.)

都要多谢你(我们才能准时完成).

I couldn't have done it without you.

若是没有你,我不可能做到.

I'm truly grateful for your help.

我非常感激你的帮助.

Your help is greatly appreciated.

非常感激您的帮助.

I'd like to express my gratitude.

我要表达我诚挚的谢意.