AFIRMATIVA: I am, You are, He is, She is, It is, We are, They are

AFIRMATIVA: I am, You are, He is, She is,
It is, We are, They are
NEGATIVA: I am not, you aren't, he isn't,
she isn't, it isn't, we aren't they aren't
TO BE = Ser o Estar
INTERROGATIVA: Am I...?, Are you...?, Is
he...?, Is she...?, Is it...?, Are we...?, Are
they...?
USOS: Aparte de usar el verbo BE como
verbo principal de una oración...también
como auxiliar de los tiempos continuos y
como auxiliar de la voz passiva. No como
otros verbos, se puede poner en forma
negativa sin necesidad de un auxiliar.