Respuesta :

Answer:

  1. Herd
  2. Perk
  3. Purse
  4. Birthday
  5. Curse
  6. Dirty

_______________

  1. Shirt
  2. Chirp
  3. Under
  4. Girl
  5. Fern
  6. Person

Explanation:

The sounds are: Ir , Er , Ur.

Hope this hlped you!