could superrefine
Verbe régulier : superrefine - superrefined- superrefined

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could superrefine
you could superrefine
she could superrefine
we could superrefine
you could superrefine
they could superrefine 	I could be superrefining
you could be superrefining
she could be superrefining
we could be superrefining
you could be superrefining
they could be superrefining	I could have superrefined
you could have superrefined
she 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
she could have been superrefining
we could have been superrefining
you could have been superrefining
they could have been superrefining	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not superrefine
you could not superrefine
she could not superrefine
we could not superrefine
you could not superrefine
they could not superrefine 	I could not be superrefining
you could not be superrefining
she could not be superrefining
we could not be superrefining
you could not be superrefining
they could not be superrefining	I could not have superrefined
you could not have superrefined
she could not have superrefined
we could not have superrefined
you could not have superrefined
they could not have superrefined	I could not have been superrefining
you could not have been superrefining
she could not have been superrefining
we could not have been superrefining
you could not have been superrefining
they could not have been superrefining	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I superrefine?
could you superrefine?
could she superrefine?
could we superrefine?
could you superrefine?
could they superrefine? 	could I be superrefining?
could you be superrefining?
could she be superrefining?
could we be superrefining?
could you be superrefining?
could they be superrefining? 	could I have superrefined?
could you have superrefined?
could she 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 she have been superrefining?
could we have been superrefining?
could you have been superrefining?
could they have been superrefining? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not superrefine?
could you not superrefine?
could she not superrefine?
could we not superrefine?
could you not superrefine?
could they not superrefine? 	could I not be superrefining?
could you not be superrefining?
could she not be superrefining?
could we not be superrefining?
could you not be superrefining?
could they not be superrefining? 	could I not have superrefined?
could you not have superrefined?
could she not have superrefined?
could we not have superrefined?
could you not have superrefined?
could they not have superrefined? 	could I not have been superrefining?
could you not have been superrefining?
could she not have been superrefining?
could we not have been superrefining?
could you not have been superrefining?
could they not have been superrefining?