English verb conjugation
CAN DESULFERIZE

Regular verb: desulferize - desulferized - desulferized

Affirmation

Simple form	V-ing form
I can desulferize you can desulferize he can desulferize we can desulferize you can desulferize they can desulferize	I can be desulferizing you can be desulferizing he can be desulferizing we can be desulferizing you can be desulferizing they can be desulferizing
Perfect	V-ing perfect
I can have desulferized you can have desulferized he can have desulferized we can have desulferized you can have desulferized they can have desulferized	I can have been desulferizing you can have been desulferizing he can have been desulferizing we can have been desulferizing you can have been desulferizing they can have been desulferizing

Negation

Simple form	V-ing form
I cannot desulferize you cannot desulferize he cannot desulferize we cannot desulferize you cannot desulferize they cannot desulferize	I cannot be desulferizing you cannot be desulferizing he cannot be desulferizing we cannot be desulferizing you cannot be desulferizing they cannot be desulferizing
Perfect	V-ing perfect
I cannot have desulferized you cannot have desulferized he cannot have desulferized we cannot have desulferized you cannot have desulferized they cannot have desulferized	I cannot have been desulferizing you cannot have been desulferizing he cannot have been desulferizing we cannot have been desulferizing you cannot have been desulferizing they cannot have been desulferizing

Interrogative form

Simple form	V-ing form
can I desulferize? can you desulferize? can he desulferize? can we desulferize? can you desulferize? can they desulferize?	can I be desulferizing? can you be desulferizing? can he be desulferizing? can we be desulferizing? can you be desulferizing? can they be desulferizing?
Perfect	V-ing perfect
can I have desulferized? can you have desulferized? can he have desulferized? can we have desulferized? can you have desulferized? can they have desulferized?	can I have been desulferizing? can you have been desulferizing? can he have been desulferizing? can we have been desulferizing? can you have been desulferizing? can they have been desulferizing?

Interro-negative form

Simple form	V-ing form
can I not desulferize? can you not desulferize? can he not desulferize? can we not desulferize? can you not desulferize? can they not desulferize?	can I not be desulferizing? can you not be desulferizing? can he not be desulferizing? can we not be desulferizing? can you not be desulferizing? can they not be desulferizing?
Perfect	V-ing perfect
can I not have desulferized? can you not have desulferized? can he not have desulferized? can we not have desulferized? can you not have desulferized? can they not have desulferized?	can I not have been desulferizing? can you not have been desulferizing? can he not have been desulferizing? can we not have been desulferizing? can you not have been desulferizing? can they not have been desulferizing?