Answer:
I pass before the sun, yet make no shadow. I'm all around you, but you cannot see me. What am I?
I drift forever with the current and flows to your everyday life. I make living easy but I am good at killing people too.
I build bridges of silver and crowns of gold. What am I?
I belong to everyone. Sometimes make you happy sometimes make you sad. I will never end until the day you do.
They come out at night without being called. They are lost in the day without being stolen. What are they?
It rows quickly with four oars but never comes out from under his own roof. What is it?