should brighten
Verbo regular: brighten - brightened- brightened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should brighten
you should brighten
she should brighten
we should brighten
you should brighten
they should brighten 	I should be brightening
you should be brightening
she should be brightening
we should be brightening
you should be brightening
they should be brightening	I should have brightened
you should have brightened
she should have brightened
we should have brightened
you should have brightened
they should have brightened	I should have been brightening
you should have been brightening
she should have been brightening
we should have been brightening
you should have been brightening
they should have been brightening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not brighten
you should not brighten
she should not brighten
we should not brighten
you should not brighten
they should not brighten 	I should not be brightening
you should not be brightening
she should not be brightening
we should not be brightening
you should not be brightening
they should not be brightening	I should not have brightened
you should not have brightened
she should not have brightened
we should not have brightened
you should not have brightened
they should not have brightened	I should not have been brightening
you should not have been brightening
she should not have been brightening
we should not have been brightening
you should not have been brightening
they should not have been brightening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I brighten?
should you brighten?
should she brighten?
should we brighten?
should you brighten?
should they brighten? 	should I be brightening?
should you be brightening?
should she be brightening?
should we be brightening?
should you be brightening?
should they be brightening? 	should I have brightened?
should you have brightened?
should she have brightened?
should we have brightened?
should you have brightened?
should they have brightened? 	should I have been brightening?
should you have been brightening?
should she have been brightening?
should we have been brightening?
should you have been brightening?
should they have been brightening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not brighten?
should you not brighten?
should she not brighten?
should we not brighten?
should you not brighten?
should they not brighten? 	should I not be brightening?
should you not be brightening?
should she not be brightening?
should we not be brightening?
should you not be brightening?
should they not be brightening? 	should I not have brightened?
should you not have brightened?
should she not have brightened?
should we not have brightened?
should you not have brightened?
should they not have brightened? 	should I not have been brightening?
should you not have been brightening?
should she not have been brightening?
should we not have been brightening?
should you not have been brightening?
should they not have been brightening?