Answer:
I am not alive but I grow I don't have lungs but I need air I don't have a mouth but water kills me. What am I?
I always go to bed with my shoes on.
In spring, I am gay in handsome array. In summer, more clothing I wear. When colder it grows, I fling off my clothes. In winter, quite naked appear. What am I?
I am what one cannot keep, two cannot hold, and three cannot destroy. What am I?
I am an instrument capable of making numerous sounds but cannot be touched or seen. What am I?
Why did Superman flush the toilet?