could righten
Verbo regolare: righten - rightened- rightened

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could righten
you could righten
he could righten
we could righten
you could righten
they could righten 	I could be rightening
you could be rightening
he could be rightening
we could be rightening
you could be rightening
they could be rightening	I could have rightened
you could have rightened
he could have rightened
we could have rightened
you could have rightened
they could have rightened	I could have been rightening
you could have been rightening
he could have been rightening
we could have been rightening
you could have been rightening
they could have been rightening	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't righten
you couldn't righten
he couldn't righten
we couldn't righten
you couldn't righten
they couldn't righten 	I couldn't be rightening
you couldn't be rightening
he couldn't be rightening
we couldn't be rightening
you couldn't be rightening
they couldn't be rightening	I couldn't have rightened
you couldn't have rightened
he couldn't have rightened
we couldn't have rightened
you couldn't have rightened
they couldn't have rightened	I couldn't have been rightening
you couldn't have been rightening
he couldn't have been rightening
we couldn't have been rightening
you couldn't have been rightening
they couldn't have been rightening	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I righten?
could you righten?
could he righten?
could we righten?
could you righten?
could they righten? 	could I be rightening?
could you be rightening?
could he be rightening?
could we be rightening?
could you be rightening?
could they be rightening? 	could I have rightened?
could you have rightened?
could he have rightened?
could we have rightened?
could you have rightened?
could they have rightened? 	could I have been rightening?
could you have been rightening?
could he have been rightening?
could we have been rightening?
could you have been rightening?
could they have been rightening? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I righten?
couldn't you righten?
couldn't he righten?
couldn't we righten?
couldn't you righten?
couldn't they righten? 	couldn't I be rightening?
couldn't you be rightening?
couldn't he be rightening?
couldn't we be rightening?
couldn't you be rightening?
couldn't they be rightening? 	couldn't I have rightened?
couldn't you have rightened?
couldn't he have rightened?
couldn't we have rightened?
couldn't you have rightened?
couldn't they have rightened? 	couldn't I have been rightening?
couldn't you have been rightening?
couldn't he have been rightening?
couldn't we have been rightening?
couldn't you have been rightening?
couldn't they have been rightening?