表达谢意用英文怎么表达？

I would like to express my gratitude to everyone for their hard work.

我要对所有辛勤劳动的人表示感谢。

I wish to express my gratitude to Kathy Davis for her immense practical help.

凯茜·戴维斯实实在在地帮了大忙，我想对她表示感谢。

I can hardly express my gratitude to you for your help.

对于你的.帮助，我几乎难以表达我的谢意。

No words can fully express my gratitude.

千言万语也表达不尽我的感激心情。

Words can hardly express our gratitude to you.

我们对你的感激难以用语言表达。