I'll be late for dinner this evening.中的for用的是什么意思?

I'll be late for dinner this evening.中的for用的是什么意思? try___(not be) late for school next time,or I'll call your parents I'll be waiting for Run fast,or you'll be for school.------you----- ------fast,you'll be late for school. i was late for shcool yesterday .we'll be late for dinner this evening.为什么 school 和dinner前面没有定冠词the Hurry up,or you'll be late for school变同意句（ ）you( ) ( ),you'll be late for school I think you'll be late at school是什么意思 I will be late for的意思? get up,or you'll be late for school=_you_get up,you_be late _ _ I'll be right here waiting for wait for me ,I'll be I'll be waiting for you I'll be there just for you I'll Be Home For Christmas 歌词 I'll be there for you. I'll Be Back For More 歌词 I'll be down for you歌词 I don't want to______school.A.be late to B.be late for C.late to D.late for 为什么?