The Conjugator
Conjugação do verbo inglês
COULD EXIST

Verbo regular: exist - existed - existed

Afirmação

Forma simple

Forma com V-ing

I could exist
you could exist
he could exist
we could exist
you could exist
they could exist
I could be existing
you could be existing
he could be existing
we could be existing
you could be existing
they could be existing

Perfeito

Perfeito com V-ing

I could have existed
you could have existed
he could have existed
we could have existed
you could have existed
they could have existed
I could have been existing
you could have been existing
he could have been existing
we could have been existing
you could have been existing
they could have been existing

Negação

Forma simple

Forma com V-ing

I could not exist
you could not exist
he could not exist
we could not exist
you could not exist
they could not exist
I could not be existing
you could not be existing
he could not be existing
we could not be existing
you could not be existing
they could not be existing

Perfeito

Perfeito com V-ing

I could not have existed
you could not have existed
he could not have existed
we could not have existed
you could not have existed
they could not have existed
I could not have been existing
you could not have been existing
he could not have been existing
we could not have been existing
you could not have been existing
they could not have been existing

Forma interrogativa

Forma simple

Forma com V-ing

could I exist?
could you exist?
could he exist?
could we exist?
could you exist?
could they exist?
could I be existing?
could you be existing?
could he be existing?
could we be existing?
could you be existing?
could they be existing?

Perfeito

Perfeito com V-ing

could I have existed?
could you have existed?
could he have existed?
could we have existed?
could you have existed?
could they have existed?
could I have been existing?
could you have been existing?
could he have been existing?
could we have been existing?
could you have been existing?
could they have been existing?

Forma interro-Negação

Forma simple

Forma com V-ing

could I not exist?
could you not exist?
could he not exist?
could we not exist?
could you not exist?
could they not exist?
could I not be existing?
could you not be existing?
could he not be existing?
could we not be existing?
could you not be existing?
could they not be existing?

Perfeito

Perfeito com V-ing

could I not have existed?
could you not have existed?
could he not have existed?
could we not have existed?
could you not have existed?
could they not have existed?
could I not have been existing?
could you not have been existing?
could he not have been existing?
could we not have been existing?
could you not have been existing?
could they not have been existing?