Conjugación del verbo inglés COULD BIRL
Verbo regular: birl - birled - birled
Afirmación
Forma simple
I could birlyou could birl
he could birl
we could birl
you could birl
they could birl
Forma con V-ing
I could be birlingyou could be birling
he could be birling
we could be birling
you could be birling
they could be birling
Perfecto
I could have birledyou could have birled
he could have birled
we could have birled
you could have birled
they could have birled
Perfecto con V-ing
I could have been birlingyou could have been birling
he could have been birling
we could have been birling
you could have been birling
they could have been birling
Negación
Forma simple
I couldn't birlyou couldn't birl
he couldn't birl
we couldn't birl
you couldn't birl
they couldn't birl
Forma con V-ing
I couldn't be birlingyou couldn't be birling
he couldn't be birling
we couldn't be birling
you couldn't be birling
they couldn't be birling
Perfecto
I couldn't have birledyou couldn't have birled
he couldn't have birled
we couldn't have birled
you couldn't have birled
they couldn't have birled
Perfecto con V-ing
I couldn't have been birlingyou couldn't have been birling
he couldn't have been birling
we couldn't have been birling
you couldn't have been birling
they couldn't have been birling
Forma interrogativa
Forma simple
could I birl?could you birl?
could he birl?
could we birl?
could you birl?
could they birl?
Forma con V-ing
could I be birling?could you be birling?
could he be birling?
could we be birling?
could you be birling?
could they be birling?
Perfecto
could I have birled?could you have birled?
could he have birled?
could we have birled?
could you have birled?
could they have birled?
Perfecto con V-ing
could I have been birling?could you have been birling?
could he have been birling?
could we have been birling?
could you have been birling?
could they have been birling?
Forma interro-negativa
Forma simple
couldn't I birl?couldn't you birl?
couldn't he birl?
couldn't we birl?
couldn't you birl?
couldn't they birl?
Forma con V-ing
couldn't I be birling?couldn't you be birling?
couldn't he be birling?
couldn't we be birling?
couldn't you be birling?
couldn't they be birling?
Perfecto
couldn't I have birled?couldn't you have birled?
couldn't he have birled?
couldn't we have birled?
couldn't you have birled?
couldn't they have birled?
Perfecto con V-ing
couldn't I have been birling?couldn't you have been birling?
couldn't he have been birling?
couldn't we have been birling?
couldn't you have been birling?
couldn't they have been birling?