VERB TO BE PRESENT

VERB TO BE  SER/ESTAR

AFIRMATIVE

I AM  OR I'M

YOU ARE OR YOU AREN'T

HE/SHE/IT IS OR HE'S/SHE'S/IT'S

YOU ARE OR YOU'RE

WE ARE OR WE'RE

THEY ARE OR THEY'RE

EXEMPLO:

I'M /AM INTELLIGENT.

INTERROGATIVE

AM I

ARE YOU

IS HE/SHE/IT

ARE YOU

ARE WE

ARE THEY

EXEMPLO:

ARE YOU AT HOME?

NEGATIVE

I AM NOT  OR I'M NOT

YOU ARE NOT OR YOU AREN'T

HE/SHE/IT IS NOT OR HE/SHE/IT ISN'T

YOU ARE NOT OR YOU AREN'T

WE ARE NOT OR WE AREN'T

THEY ARE NOT OR THEY AREN'T

EXEMPLO:

THEY ARE NOT/AREN'T GOOD BOYS.