Resposta:
afirmativo:
i speak
you speak
he speaks
she speaks
it speaks
they speak
we speak
negativo:
i don't speak
you don't speak
he doesn't speak
she doesn't speak
it doesn't speak
they don't speak
we don't speak
interrogativo:
do i speak?
do you speak?
does he speak?
does she speak?
does it speak?
do they speak?
do we speak?