Answer:
A young man wants to have me but when he has me, he no longer wants me. What am I?
I grow up while growing down
I am lighter than air, but a hundred people cannot lift me. Careful, I am fragile. What am I?
I walk on 4 legs in the morning 2 legs at noon and 3 legs at night.
I am the kind of soda you must not drink. What am I?
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk