你好中午吃饭了?用英语怎么说

Hello! did you have a lunch?

Hello! did you have lunch?

hello,did you have lunch

Hi! or Hello! Did you have a lunch?

good afternoon, did you have lunch?
一般没这样跟老外打招呼的.
这样问对于老外来说是你要请他们吃饭的意思.

Hello, have you had your lunch? (美国英语)

Hello, did you take your lunch? (英国英语)