i'm sorry________ so long,I forgot the keys.选哪个啊,

i'm sorry()so long,i forgot to tell you in advance where i h 1.I forgot who the long poem. 1.I forgot who wrote the long poem. 选择题--I'm sorry to keep you waiting so long?--- 选哪个正确A.Don't 6.I'm very sorry.I forgot _________ my homework today.应该选哪个, I'm sorry I forgot to clean the classroom I'm sorry i kept you___at the park gate so long.A:wait B:wai so long time I have the words I'm sorry I have kept you ______ so long. I was so busy reading a novel that i forgot to look at the t I’m very sorry ______ the whole morning.I forgot the appoint 26.I’m very sorry ______ the whole morning.I forgot the appo