表達謝意用英文怎麼表達？

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

我要對所有辛勤勞動的人表示感謝。

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

凱茜·戴維斯實實在在地幫了大忙，我想對她表示感謝。

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

對於你的.幫助，我幾乎難以表達我的謝意。

No words can fully express my gratitude.

千言萬語也表達不盡我的感激心情。

Words can hardly express our gratitude to you.

我們對你的感激難以用語言表達。