Conjugación del verbo inglés
CAN BRIGHTEN

Verbo regular: brighten - brightened - brightened

Afirmación

Forma simple	Forma con V-ing
I can brighten you can brighten he can brighten we can brighten you can brighten they can brighten	I can be brightening you can be brightening he can be brightening we can be brightening you can be brightening they can be brightening
Perfecto	Perfecto con V-ing
I can have brightened you can have brightened he can have brightened we can have brightened you can have brightened they can have brightened	I can have been brightening you can have been brightening he can have been brightening we can have been brightening you can have been brightening they can have been brightening

Negación

Forma simple	Forma con V-ing
I can't brighten you can't brighten he can't brighten we can't brighten you can't brighten they can't brighten	I can't be brightening you can't be brightening he can't be brightening we can't be brightening you can't be brightening they can't be brightening
Perfecto	Perfecto con V-ing
I can't have brightened you can't have brightened he can't have brightened we can't have brightened you can't have brightened they can't have brightened	I can't have been brightening you can't have been brightening he can't have been brightening we can't have been brightening you can't have been brightening they can't have been brightening

Forma interrogativa

Forma simple	Forma con V-ing
can I brighten? can you brighten? can he brighten? can we brighten? can you brighten? can they brighten?	can I be brightening? can you be brightening? can he be brightening? can we be brightening? can you be brightening? can they be brightening?
Perfecto	Perfecto con V-ing
can I have brightened? can you have brightened? can he have brightened? can we have brightened? can you have brightened? can they have brightened?	can I have been brightening? can you have been brightening? can he have been brightening? can we have been brightening? can you have been brightening? can they have been brightening?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I brighten? can't you brighten? can't he brighten? can't we brighten? can't you brighten? can't they brighten?	can't I be brightening? can't you be brightening? can't he be brightening? can't we be brightening? can't you be brightening? can't they be brightening?
Perfecto	Perfecto con V-ing
can't I have brightened? can't you have brightened? can't he have brightened? can't we have brightened? can't you have brightened? can't they have brightened?	can't I have been brightening? can't you have been brightening? can't he have been brightening? can't we have been brightening? can't you have been brightening? can't they have been brightening?