English verb conjugation
CAN SULFURIZE

Regular verb: sulfurize - sulfurized - sulfurized

Affirmation

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

Interrogative form

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