Ответ:

  1. How often does Joe do his homework on Saturdays?
    Hardly ever.
  2. How often does Joe play football on Saturdays?
    Usually.
  3. How often does Joe watch television on Saturdays?
    Sometimes.
  4. How often does Joe listen to music on Saturdays?
    Often.
  5. How often does Joe go dancing on Saturdays?
    Never.