1- Yo
2-Yo soy or just Soy
3-tu if informal and usted if formal
4-tu eres if informal and Usted es if formal.
5- El
Answer:
pudieron
Explanation:
Esteban y tú pudieron ir al parque de diversiones ayer.
is the most that makes sense.
Tocos and echilladas,an quesadillas. come from mexico i know these because I'm Mexican and i eat them every other day #mexicangirlwrotethese