Answer:
If you have me you want to share me. Once you share me you wonβt have me.
You can see it everyday, but cannot touch it at will. What is it?
You throw me out when you want to use me, but take me in when you donβt want to use me. What am I?
The last man on Earth received a phone call, who was the caller?
You turn me over after you have travelled far.
Before I grow I'm small. When I'm old I grow tall. When I die I give a mighty fall.