Answer:
What goes up when the rain comes down?
It is the great nemesis of the lactose intolerant.
We are all around, yet to us you are half blind. Sunlight makes us invisible, and difficult to find.
What common English verb becomes its own past tense by rearranging its letters?
They're up near the sky, on something very tall. Sometimes they die, only then do they fall.
What do angels sing in the shower?