could superrefine
Verbo regolare: superrefine - superrefined- superrefined

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could superrefine
you could superrefine
he could superrefine
we could superrefine
you could superrefine
they could superrefine 	I could be superrefining
you could be superrefining
he could be superrefining
we could be superrefining
you could be superrefining
they could be superrefining	I could have superrefined
you could have superrefined
he could have superrefined
we could have superrefined
you could have superrefined
they could have superrefined	I could have been superrefining
you could have been superrefining
he could have been superrefining
we could have been superrefining
you could have been superrefining
they could have been superrefining	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't superrefine
you couldn't superrefine
he couldn't superrefine
we couldn't superrefine
you couldn't superrefine
they couldn't superrefine 	I couldn't be superrefining
you couldn't be superrefining
he couldn't be superrefining
we couldn't be superrefining
you couldn't be superrefining
they couldn't be superrefining	I couldn't have superrefined
you couldn't have superrefined
he couldn't have superrefined
we couldn't have superrefined
you couldn't have superrefined
they couldn't have superrefined	I couldn't have been superrefining
you couldn't have been superrefining
he couldn't have been superrefining
we couldn't have been superrefining
you couldn't have been superrefining
they couldn't have been superrefining	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I superrefine?
could you superrefine?
could he superrefine?
could we superrefine?
could you superrefine?
could they superrefine? 	could I be superrefining?
could you be superrefining?
could he be superrefining?
could we be superrefining?
could you be superrefining?
could they be superrefining? 	could I have superrefined?
could you have superrefined?
could he have superrefined?
could we have superrefined?
could you have superrefined?
could they have superrefined? 	could I have been superrefining?
could you have been superrefining?
could he have been superrefining?
could we have been superrefining?
could you have been superrefining?
could they have been superrefining? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I superrefine?
couldn't you superrefine?
couldn't he superrefine?
couldn't we superrefine?
couldn't you superrefine?
couldn't they superrefine? 	couldn't I be superrefining?
couldn't you be superrefining?
couldn't he be superrefining?
couldn't we be superrefining?
couldn't you be superrefining?
couldn't they be superrefining? 	couldn't I have superrefined?
couldn't you have superrefined?
couldn't he have superrefined?
couldn't we have superrefined?
couldn't you have superrefined?
couldn't they have superrefined? 	couldn't I have been superrefining?
couldn't you have been superrefining?
couldn't he have been superrefining?
couldn't we have been superrefining?
couldn't you have been superrefining?
couldn't they have been superrefining?