shall brighten
Regular verb: brighten - brightened- brightened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall brighten
you shall brighten
he shall brighten
we shall brighten
you shall brighten
they shall brighten 	I shall be brightening
you shall be brightening
he shall be brightening
we shall be brightening
you shall be brightening
they shall be brightening	I shall have brightened
you shall have brightened
he shall have brightened
we shall have brightened
you shall have brightened
they shall have brightened	I shall have been brightening
you shall have been brightening
he shall have been brightening
we shall have been brightening
you shall have been brightening
they shall have been brightening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall not brighten
you shall not brighten
he shall not brighten
we shall not brighten
you shall not brighten
they shall not brighten 	I shall not be brightening
you shall not be brightening
he shall not be brightening
we shall not be brightening
you shall not be brightening
they shall not be brightening	I shall not have brightened
you shall not have brightened
he shall not have brightened
we shall not have brightened
you shall not have brightened
they shall not have brightened	I shall not have been brightening
you shall not have been brightening
he shall not have been brightening
we shall not have been brightening
you shall not have been brightening
they shall not have been brightening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I brighten?
shall you brighten?
shall he brighten?
shall we brighten?
shall you brighten?
shall they brighten? 	shall I be brightening?
shall you be brightening?
shall he be brightening?
shall we be brightening?
shall you be brightening?
shall they be brightening? 	shall I have brightened?
shall you have brightened?
shall he have brightened?
shall we have brightened?
shall you have brightened?
shall they have brightened? 	shall I have been brightening?
shall you have been brightening?
shall he have been brightening?
shall we have been brightening?
shall you have been brightening?
shall they have been brightening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I not brighten?
shall you not brighten?
shall he not brighten?
shall we not brighten?
shall you not brighten?
shall they not brighten? 	shall I not be brightening?
shall you not be brightening?
shall he not be brightening?
shall we not be brightening?
shall you not be brightening?
shall they not be brightening? 	shall I not have brightened?
shall you not have brightened?
shall he not have brightened?
shall we not have brightened?
shall you not have brightened?
shall they not have brightened? 	shall I not have been brightening?
shall you not have been brightening?
shall he not have been brightening?
shall we not have been brightening?
shall you not have been brightening?
shall they not have been brightening?