did you have breakfast,中间的为什么要加have我想学英语,对英语很感兴趣,可是我没有英语基础

Did you have fun? Did you have lunch? did you have to did you have to when did you have it Did you have it already Did you have a party Did you have a lunch? Did you have fun_____(dance)? When did you have dinner Did you have a blast? where did you last have How many books did you have? what more did you do to have Did you have a nice holiday did you have a good time there? did you have a good time yesterday? What did you have for b______?