I am not (at、on、in）liberty to tell you his phone number.答案是选AT的,为什么呢?

I am not (at、on、in）liberty to tell you his phone number.答案是选AT的,为什么呢? I am not （）at home i am not good at ----(write) in chinese. I am interested____computer games.IN,ON,AT哪个? I am going （ ） tomorrow afternoon.tomorrow afternoon前面是on、in、at还是不用加 I am working hard ( ）French.A.at B.for C.in D.on Here I am alone on this Boeing 747.I am going to another country to go to school.I am happy and excited.But I am also lonely.My family and my friends are at home.I am up here in the sky,halfway over an ocean.I am not afraid,but I am worried.What will Here I am alone on this Boeing 747.I am going to another country to go to school.I am happy and excited.But I am also lonely.My family and my friends are at home.I am up here in the sky,halfway over an ocean.I am not afraid,but I am worried.What will 英语翻译Do not stand at my grave and weep,I am not there,I do not sleep.I am a thousand winds that blow.I am the sunlight on ripened grain.I am the gentle autumn's rain.When you awaken in the morning's hushI am the swift uplifting rush Of quiet b 求问下这几句英语怎么读1.Can l go out on a story immediarely?2.Wonderful.What do l need to take with me?I already have a notebook and camera.3.Thank you.Not only am I interested in photography,but I took an amateur course at university to u I am at home （ ）my father.I am at home ( )my father.A.and B.with C.in D.on I am not in form he is at home 对at home提问l am in the supermarket.对in the supermarket提问i usually watch tv and do housework on Sundays.对on Sundays提问 I am _home _sunday morning.A.at,on B./,in CI am _home _sunday morning.A.at,on B./,inC.at,in I don't need to go on a diet.I ______ at all.A.don't overweightB.am not overweightC.not overweightD.am overweight not 英语翻译thank uBut I am not the Japanese.no,I not have boyfriend now.I am not at will do meet boyfriend's girl.In reality I do not like the society.But in the network I may at will. wht?I am sorry!I am not good at chian! I am not good at English