can righten
Regular verb: righten - rightened- rightened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can righten
you can righten
she can righten
we can righten
you can righten
they can righten 	I can be rightening
you can be rightening
she can be rightening
we can be rightening
you can be rightening
they can be rightening	I can have rightened
you can have rightened
she can have rightened
we can have rightened
you can have rightened
they can have rightened	I can have been rightening
you can have been rightening
she can have been rightening
we can have been rightening
you can have been rightening
they can have been rightening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't righten
you can't righten
she can't righten
we can't righten
you can't righten
they can't righten 	I can't be rightening
you can't be rightening
she can't be rightening
we can't be rightening
you can't be rightening
they can't be rightening	I can't have rightened
you can't have rightened
she can't have rightened
we can't have rightened
you can't have rightened
they can't have rightened	I can't have been rightening
you can't have been rightening
she can't have been rightening
we can't have been rightening
you can't have been rightening
they can't have been rightening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I righten?
can you righten?
can she righten?
can we righten?
can you righten?
can they righten? 	can I be rightening?
can you be rightening?
can she be rightening?
can we be rightening?
can you be rightening?
can they be rightening? 	can I have rightened?
can you have rightened?
can she have rightened?
can we have rightened?
can you have rightened?
can they have rightened? 	can I have been rightening?
can you have been rightening?
can she have been rightening?
can we have been rightening?
can you have been rightening?
can they have been rightening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I righten?
can't you righten?
can't she righten?
can't we righten?
can't you righten?
can't they righten? 	can't I be rightening?
can't you be rightening?
can't she be rightening?
can't we be rightening?
can't you be rightening?
can't they be rightening? 	can't I have rightened?
can't you have rightened?
can't she have rightened?
can't we have rightened?
can't you have rightened?
can't they have rightened? 	can't I have been rightening?
can't you have been rightening?
can't she have been rightening?
can't we have been rightening?
can't you have been rightening?
can't they have been rightening?