For this case we can translate the given model as:
Today is Monday. I am swimming on the beach.
I'm going to study tomorrow.
According to the model we must complete the following sentence:
Today is Saturday. I am______________. Morning _______________
We go to the table and observe that Saturday corresponds to play soccer and Sunday corresponds to eat in a restaurant. So:
So, we have:
Today is Saturday. I'm playing football. Tomorrow I will eat in a restaurant.
Answer:
Hoy es sabado. Estoy jugando al futbol. Mañana voy a comer en un restaurante.