I You We They
he doesn't do homework
IS ARE AM DO DOES CAN
tu no eres feliz
you aren't happy
she doesn't eat
i don't help my sister
auxiliary affirmative
¿Mi tío trabaja en la escuela?
ella no sonrie
ISN’T AREN’T AM NOT DON’T DOES’T CAN’T
infinitive verb for subjects
Is my uncle working in the the school?
Negative auxiliaries
my aunt isn't sleeping at home