吃午餐是have the lunch 还是 have lunch

吃午餐是have the lunch 还是 have lunch 吃午餐是 have a lunch 还是 have lunch 为什么? 享用午餐是share the lunch 还是enjoy the lunch have a dinner 还是have dinner 同问是have lunch 还是have a lunch? he has lunch 还是he have lunch 为什么是have lunch而不是eat lunch 为什么是have lunch 而不是eat lunch have a quick lunch还是have a quickly lunch为什么 英语中have lunch 还是 have a lunch ,还要理由 "The students have lunch at I have lunch in the afternoon.提问I have lunch have lunch与eat lunch