at the breakfast还是on the breakfast 为什么?

at the breakfast还是on the breakfast 为什么? 请问应该用at breakfast还是用on breakfast? in the breakfast time还是at the breakfast time 在早餐时间是用on breakfast time还是at breakfast time,还是in breakfast time? on breakfast 还是in breakfast i eat breakfast __(on/in/at) the bus at the breakfast time 还是非功过 on the breakfast time把非功过去掉 “at breakfast”、“in breakfast”、“to breakfast”、“on breakfast” 四者的区别 I have coffee _ breakfast time应该填at:in还是on on the room,还是at the room on the top 还是at the top on the school还是at the school at the street还是on the street? on the basketball court 还是at on the basketball court in 还是 at breakfast,lunch,dinner? After（ ）,I go to school.A.breakfast B.the breakfast C.a breakfast D.an breakfast应该选哪个啊 能不能再帮我讲讲in on at的用法啊 1.After（ ）,I go to school.A.breakfast B.the breakfast C.a breakfast D.an breakfast应该选哪个啊 能不能再帮我讲讲in on at的用法啊 breakfast前面应跟on还是in