Conjugación del verbo inglés COULD KNOCK

Verbo regular: knock - knocked - knocked

Afirmación

Forma simple

I could knock
you could knock
she could knock
we could knock
you could knock
they could knock

Forma con V-ing

I could be knocking
you could be knocking
she could be knocking
we could be knocking
you could be knocking
they could be knocking

Perfecto

I could have knocked
you could have knocked
she could have knocked
we could have knocked
you could have knocked
they could have knocked

Perfecto con V-ing

I could have been knocking
you could have been knocking
she could have been knocking
we could have been knocking
you could have been knocking
they could have been knocking

Negación

Forma simple

I couldn't knock
you couldn't knock
she couldn't knock
we couldn't knock
you couldn't knock
they couldn't knock

Forma con V-ing

I couldn't be knocking
you couldn't be knocking
she couldn't be knocking
we couldn't be knocking
you couldn't be knocking
they couldn't be knocking

Perfecto

I couldn't have knocked
you couldn't have knocked
she couldn't have knocked
we couldn't have knocked
you couldn't have knocked
they couldn't have knocked

Perfecto con V-ing

I couldn't have been knocking
you couldn't have been knocking
she couldn't have been knocking
we couldn't have been knocking
you couldn't have been knocking
they couldn't have been knocking

Forma interrogativa

Forma simple

could I knock?
could you knock?
could she knock?
could we knock?
could you knock?
could they knock?

Forma con V-ing

could I be knocking?
could you be knocking?
could she be knocking?
could we be knocking?
could you be knocking?
could they be knocking?

Perfecto

could I have knocked?
could you have knocked?
could she have knocked?
could we have knocked?
could you have knocked?
could they have knocked?

Perfecto con V-ing

could I have been knocking?
could you have been knocking?
could she have been knocking?
could we have been knocking?
could you have been knocking?
could they have been knocking?

Forma interro-negativa

Forma simple

couldn't I knock?
couldn't you knock?
couldn't she knock?
couldn't we knock?
couldn't you knock?
couldn't they knock?

Forma con V-ing

couldn't I be knocking?
couldn't you be knocking?
couldn't she be knocking?
couldn't we be knocking?
couldn't you be knocking?
couldn't they be knocking?

Perfecto

couldn't I have knocked?
couldn't you have knocked?
couldn't she have knocked?
couldn't we have knocked?
couldn't you have knocked?
couldn't they have knocked?

Perfecto con V-ing

couldn't I have been knocking?
couldn't you have been knocking?
couldn't she have been knocking?
couldn't we have been knocking?
couldn't you have been knocking?
couldn't they have been knocking?

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