Conjugación del verbo inglés COULD BRIGHTEN
Verbo regular: brighten - brightened - brightened
Afirmación
Forma simple
I could brightenyou could brighten
he could brighten
we could brighten
you could brighten
they could brighten
Forma con V-ing
I could be brighteningyou could be brightening
he could be brightening
we could be brightening
you could be brightening
they could be brightening
Perfecto
I could have brightenedyou could have brightened
he could have brightened
we could have brightened
you could have brightened
they could have brightened
Perfecto con V-ing
I could have been brighteningyou could have been brightening
he could have been brightening
we could have been brightening
you could have been brightening
they could have been brightening
Negación
Forma simple
I couldn't brightenyou couldn't brighten
he couldn't brighten
we couldn't brighten
you couldn't brighten
they couldn't brighten
Forma con V-ing
I couldn't be brighteningyou couldn't be brightening
he couldn't be brightening
we couldn't be brightening
you couldn't be brightening
they couldn't be brightening
Perfecto
I couldn't have brightenedyou couldn't have brightened
he couldn't have brightened
we couldn't have brightened
you couldn't have brightened
they couldn't have brightened
Perfecto con V-ing
I couldn't have been brighteningyou couldn't have been brightening
he couldn't have been brightening
we couldn't have been brightening
you couldn't have been brightening
they couldn't have been brightening
Forma interrogativa
Forma simple
could I brighten?could you brighten?
could he brighten?
could we brighten?
could you brighten?
could they brighten?
Forma con V-ing
could I be brightening?could you be brightening?
could he be brightening?
could we be brightening?
could you be brightening?
could they be brightening?
Perfecto
could I have brightened?could you have brightened?
could he have brightened?
could we have brightened?
could you have brightened?
could they have brightened?
Perfecto con V-ing
could I have been brightening?could you have been brightening?
could he have been brightening?
could we have been brightening?
could you have been brightening?
could they have been brightening?
Forma interro-negativa
Forma simple
couldn't I brighten?couldn't you brighten?
couldn't he brighten?
couldn't we brighten?
couldn't you brighten?
couldn't they brighten?
Forma con V-ing
couldn't I be brightening?couldn't you be brightening?
couldn't he be brightening?
couldn't we be brightening?
couldn't you be brightening?
couldn't they be brightening?
Perfecto
couldn't I have brightened?couldn't you have brightened?
couldn't he have brightened?
couldn't we have brightened?
couldn't you have brightened?
couldn't they have brightened?
Perfecto con V-ing
couldn't I have been brightening?couldn't you have been brightening?
couldn't he have been brightening?
couldn't we have been brightening?
couldn't you have been brightening?
couldn't they have been brightening?