Respuesta :
Explicación:
i _am__ at school is-am
you _aren't___my doctor aren't - isn't
___Are_ we at the club? are am
susan ___is_ my mother is are
Se usa are y aren't para: You, They, We.
Se usa is para: She, He, It.
Para I (yo): Am (en negativo /i'm not- don't/)