I am
eu estou
you are
tu estás
he is
ele está
we are
nós estamos
they are (m)
eles estão
I was
eu estive
you were
tu estiveste
he was
ele esteve
we were
nós estivemos
they were (m)
eles estiveram
I will be
eu estarei
you will be
tu estarás
he will be
ele estará
we will be
nós estaremos
they will be
eles estarão