may sulfurize
Regular verb: sulfurize - sulfurized- sulfurized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may sulfurize
you may sulfurize
he may sulfurize
we may sulfurize
you may sulfurize
they may sulfurize 	I may be sulfurizing
you may be sulfurizing
he may be sulfurizing
we may be sulfurizing
you may be sulfurizing
they may be sulfurizing	I may have sulfurized
you may have sulfurized
he may have sulfurized
we may have sulfurized
you may have sulfurized
they may have sulfurized	I may have been sulfurizing
you may have been sulfurizing
he may have been sulfurizing
we may have been sulfurizing
you may have been sulfurizing
they may have been sulfurizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't sulfurize
you mayn't sulfurize
he mayn't sulfurize
we mayn't sulfurize
you mayn't sulfurize
they mayn't sulfurize 	I mayn't be sulfurizing
you mayn't be sulfurizing
he mayn't be sulfurizing
we mayn't be sulfurizing
you mayn't be sulfurizing
they mayn't be sulfurizing	I mayn't have sulfurized
you mayn't have sulfurized
he mayn't have sulfurized
we mayn't have sulfurized
you mayn't have sulfurized
they mayn't have sulfurized	I mayn't have been sulfurizing
you mayn't have been sulfurizing
he mayn't have been sulfurizing
we mayn't have been sulfurizing
you mayn't have been sulfurizing
they mayn't have been sulfurizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I sulfurize?
may you sulfurize?
may he sulfurize?
may we sulfurize?
may you sulfurize?
may they sulfurize? 	may I be sulfurizing?
may you be sulfurizing?
may he be sulfurizing?
may we be sulfurizing?
may you be sulfurizing?
may they be sulfurizing? 	may I have sulfurized?
may you have sulfurized?
may he have sulfurized?
may we have sulfurized?
may you have sulfurized?
may they have sulfurized? 	may I have been sulfurizing?
may you have been sulfurizing?
may he have been sulfurizing?
may we have been sulfurizing?
may you have been sulfurizing?
may they have been sulfurizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I sulfurize?
mayn't you sulfurize?
mayn't he sulfurize?
mayn't we sulfurize?
mayn't you sulfurize?
mayn't they sulfurize? 	mayn't I be sulfurizing?
mayn't you be sulfurizing?
mayn't he be sulfurizing?
mayn't we be sulfurizing?
mayn't you be sulfurizing?
mayn't they be sulfurizing? 	mayn't I have sulfurized?
mayn't you have sulfurized?
mayn't he have sulfurized?
mayn't we have sulfurized?
mayn't you have sulfurized?
mayn't they have sulfurized? 	mayn't I have been sulfurizing?
mayn't you have been sulfurizing?
mayn't he have been sulfurizing?
mayn't we have been sulfurizing?
mayn't you have been sulfurizing?
mayn't they have been sulfurizing?