may superrefine
Regular verb: superrefine - superrefined- superrefined

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may superrefine
you may superrefine
he may superrefine
we may superrefine
you may superrefine
they may superrefine 	I may be superrefining
you may be superrefining
he may be superrefining
we may be superrefining
you may be superrefining
they may be superrefining	I may have superrefined
you may have superrefined
he may have superrefined
we may have superrefined
you may have superrefined
they may have superrefined	I may have been superrefining
you may have been superrefining
he may have been superrefining
we may have been superrefining
you may have been superrefining
they may have been superrefining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't superrefine
you mayn't superrefine
he mayn't superrefine
we mayn't superrefine
you mayn't superrefine
they mayn't superrefine 	I mayn't be superrefining
you mayn't be superrefining
he mayn't be superrefining
we mayn't be superrefining
you mayn't be superrefining
they mayn't be superrefining	I mayn't have superrefined
you mayn't have superrefined
he mayn't have superrefined
we mayn't have superrefined
you mayn't have superrefined
they mayn't have superrefined	I mayn't have been superrefining
you mayn't have been superrefining
he mayn't have been superrefining
we mayn't have been superrefining
you mayn't have been superrefining
they mayn't have been superrefining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I superrefine?
may you superrefine?
may he superrefine?
may we superrefine?
may you superrefine?
may they superrefine? 	may I be superrefining?
may you be superrefining?
may he be superrefining?
may we be superrefining?
may you be superrefining?
may they be superrefining? 	may I have superrefined?
may you have superrefined?
may he have superrefined?
may we have superrefined?
may you have superrefined?
may they have superrefined? 	may I have been superrefining?
may you have been superrefining?
may he have been superrefining?
may we have been superrefining?
may you have been superrefining?
may they have been superrefining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I superrefine?
mayn't you superrefine?
mayn't he superrefine?
mayn't we superrefine?
mayn't you superrefine?
mayn't they superrefine? 	mayn't I be superrefining?
mayn't you be superrefining?
mayn't he be superrefining?
mayn't we be superrefining?
mayn't you be superrefining?
mayn't they be superrefining? 	mayn't I have superrefined?
mayn't you have superrefined?
mayn't he have superrefined?
mayn't we have superrefined?
mayn't you have superrefined?
mayn't they have superrefined? 	mayn't I have been superrefining?
mayn't you have been superrefining?
mayn't he have been superrefining?
mayn't we have been superrefining?
mayn't you have been superrefining?
mayn't they have been superrefining?