masculino | 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
she could know
we could know
you could know
they could know
Forma com V-ing
I could be knowingyou could be knowing
she could be knowing
we could be knowing
you could be knowing
they could be knowing
Perfeito
I could have knownyou could have known
she 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
she 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
she 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
she 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
she 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
she 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 she know?
could we know?
could you know?
could they know?
Forma com V-ing
could I be knowing?could you be knowing?
could she be knowing?
could we be knowing?
could you be knowing?
could they be knowing?
Perfeito
could I have known?could you have known?
could she 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 she 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 she 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 she 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 she 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 she have been knowing?
couldn't we have been knowing?
couldn't you have been knowing?
couldn't they have been knowing?