feminino | Modal : não | may | might | can | could | shall | should | will | would | must | ought to
Conjugação do verbo inglês COULD KNOW
Verbo irregular: know - knew - known
Afirmação
Forma simple
I could knowyou could know
he could know
we could know
you could know
they could know
Forma com V-ing
I could be knowingyou could be knowing
he could be knowing
we could be knowing
you could be knowing
they could be knowing
Perfeito
I could have knownyou could have known
he could have known
we could have known
you could have known
they could have known
Perfeito com V-ing
I could have been knowingyou could have been knowing
he could have been knowing
we could have been knowing
you could have been knowing
they could have been knowing
Negação
Forma simple
I couldn't knowyou couldn't know
he couldn't know
we couldn't know
you couldn't know
they couldn't know
Forma com V-ing
I couldn't be knowingyou couldn't be knowing
he couldn't be knowing
we couldn't be knowing
you couldn't be knowing
they couldn't be knowing
Perfeito
I couldn't have knownyou couldn't have known
he couldn't have known
we couldn't have known
you couldn't have known
they couldn't have known
Perfeito com V-ing
I couldn't have been knowingyou couldn't have been knowing
he couldn't have been knowing
we couldn't have been knowing
you couldn't have been knowing
they couldn't have been knowing
Forma interrogativa
Forma simple
could I know?could you know?
could he know?
could we know?
could you know?
could they know?
Forma com V-ing
could I be knowing?could you be knowing?
could he be knowing?
could we be knowing?
could you be knowing?
could they be knowing?
Perfeito
could I have known?could you have known?
could he have known?
could we have known?
could you have known?
could they have known?
Perfeito com V-ing
could I have been knowing?could you have been knowing?
could he have been knowing?
could we have been knowing?
could you have been knowing?
could they have been knowing?
Forma interro-Negação
Forma simple
couldn't I know?couldn't you know?
couldn't he know?
couldn't we know?
couldn't you know?
couldn't they know?
Forma com V-ing
couldn't I be knowing?couldn't you be knowing?
couldn't he be knowing?
couldn't we be knowing?
couldn't you be knowing?
couldn't they be knowing?
Perfeito
couldn't I have known?couldn't you have known?
couldn't he have known?
couldn't we have known?
couldn't you have known?
couldn't they have known?
Perfeito com V-ing
couldn't I have been knowing?couldn't you have been knowing?
couldn't he have been knowing?
couldn't we have been knowing?
couldn't you have been knowing?
couldn't they have been knowing?