Answer:
Deep, deep, do they go. Spreading out as they go. Never needing any air. They are sometimes as fine as hair.
I work when I play and play when I work
What is put on a table cut but never eaten?
My voice is tender, my waist is slender and I'm often invited to play. Yet wherever I go, I must take my bow or else I have nothing to say. What am I?
I am a small paradise surrounded by dryness and heat.
When is it bad luck to see a black cat?