You are receiving a list of important advice from your grandparents. Fill in the blank with the correct "affirmative tu command" to complete the list. Remember to put accent marks where needed!

1. ______ (estudiar) mucho!
2. _______ (comer) la comida saludable (healthy)!
3. ______ (ser) cortes (polite)! Es importante tenor modales (manners)!