can sulfurize
Regular verb: sulfurize - sulfurized- sulfurized

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

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

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

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