must superrefine
Verbo regular: superrefine - superrefined- superrefined

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must superrefine
you must superrefine
he must superrefine
we must superrefine
you must superrefine
they must superrefine 	I must be superrefining
you must be superrefining
he must be superrefining
we must be superrefining
you must be superrefining
they must be superrefining	I must have superrefined
you must have superrefined
he must have superrefined
we must have superrefined
you must have superrefined
they must have superrefined	I must have been superrefining
you must have been superrefining
he must have been superrefining
we must have been superrefining
you must have been superrefining
they must have been superrefining	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not superrefine
you must not superrefine
he must not superrefine
we must not superrefine
you must not superrefine
they must not superrefine 	I must not be superrefining
you must not be superrefining
he must not be superrefining
we must not be superrefining
you must not be superrefining
they must not be superrefining	I must not have superrefined
you must not have superrefined
he must not have superrefined
we must not have superrefined
you must not have superrefined
they must not have superrefined	I must not have been superrefining
you must not have been superrefining
he must not have been superrefining
we must not have been superrefining
you must not have been superrefining
they must not have been superrefining	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I superrefine?
must you superrefine?
must he superrefine?
must we superrefine?
must you superrefine?
must they superrefine? 	must I be superrefining?
must you be superrefining?
must he be superrefining?
must we be superrefining?
must you be superrefining?
must they be superrefining? 	must I have superrefined?
must you have superrefined?
must he have superrefined?
must we have superrefined?
must you have superrefined?
must they have superrefined? 	must I have been superrefining?
must you have been superrefining?
must he have been superrefining?
must we have been superrefining?
must you have been superrefining?
must they have been superrefining? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not superrefine?
must you not superrefine?
must he not superrefine?
must we not superrefine?
must you not superrefine?
must they not superrefine? 	must I not be superrefining?
must you not be superrefining?
must he not be superrefining?
must we not be superrefining?
must you not be superrefining?
must they not be superrefining? 	must I not have superrefined?
must you not have superrefined?
must he not have superrefined?
must we not have superrefined?
must you not have superrefined?
must they not have superrefined? 	must I not have been superrefining?
must you not have been superrefining?
must he not have been superrefining?
must we not have been superrefining?
must you not have been superrefining?
must they not have been superrefining?