That's the Fairtrade Foundation's idea behind this "tea dance" - letting people know they can choose products that will make a difference half a world away.

VOA: standard.2010.03.10

Can you tell us about the English tea culture?

你能给我们讲讲英国的茶文化吗？

来一杯红茶怎么样？ - SpeakingMax英语口语达人

You can use the "How about" pattern to offer her some tea.

你就可以用“How about”句型问她需不需要来杯茶。

How about 课堂 - SpeakingMax英语口语达人