What Am I Riddles

Question: At first I'm in pieces, but you build me and I carry you, at night when your tired or sleepy or even drunk, what am I?

Question: I'm not dead i'm not alive, i'm not underground i'm high up in the sky, people speak of me but never saw me. Who am i?

Question: I only come out when I see lights My colour is opposite of white Mostly, you don’t realize that I’m with you If you leave me, I’ll keep follow you I’ll always copy whatever you do You can’t touch me and I can’t touch you What am I?

Question: I am the one thing that stays after fire , I am the one that choke liars and yet the wind is my foe, in the morning I’ll be gone! Who am I?

Question: Everyone asks for me but yet everyone hates to face me ,for someone I am agony for others I am relief! Who am I?