请问“表达我们的感激之情”用英语怎么说？

Show our feelings of appreciation.
Express our feelings of appreciations.
Express our appreciations.

都可以。

表达我们的感激之情 to extend our appreciation/gratitude

是的

to express our qppreciation

convey our grateful feelings

We are grateful to you-beyond expression.

show our gratitude.

express our gratitude to you