Answer:
Two in a whole and four in a pair. And six in a trio you see. And eight's a quartet but what you must get. Is the name that fits just one of me?
All about, but cannot be seen, Can be captured, cannot be held, No throat, but can be heard. Who am I?
He has married many women, but has never been married. Who is he?
The sun bakes them, the hand breaks them, the foot treads on them, and the mouth tastes them.
I can move even when you are still. I can be one or many.
What covers its face with its hands, speaks no language, yet most known what it's saying?