How do you change the tense verb that ends in ar?
(spanish)

Depends on how your using it (using limpiar as an example)
if you’re talking about your self- limpio
if you’re talking about someone else- limpias
if you talking about “her”- limpia
if you’re talking about you and me- limpiamos

1- por
2-por
3-para
4-para
5-por
6-para
7-para
8-para
9-por
10-para and por

Estudiar  es la respuesta