YOU SAID:

Hey mate would you like a cup of tea

INTO JAPANESE

やあ、お茶を一杯いかがですか

BACK INTO ENGLISH

Hey, would you like a cup of tea?

INTO JAPANESE

ねえ、お茶を一杯飲みませんか？

BACK INTO ENGLISH

Hey, would you like to have a cup of tea?

INTO JAPANESE

ねえ、お茶を飲みませんか？

BACK INTO ENGLISH

Hey, would you like to have some tea?

INTO JAPANESE

ねえ、お茶でも飲みませんか？

BACK INTO ENGLISH

Hey, would you like to have some tea?