English verb conjugation
MAY VULCANIZE

Regular verb: vulcanize - vulcanized - vulcanized

Affirmation

Simple form	V-ing form
I may vulcanize you may vulcanize he may vulcanize we may vulcanize you may vulcanize they may vulcanize	I may be vulcanizing you may be vulcanizing he may be vulcanizing we may be vulcanizing you may be vulcanizing they may be vulcanizing
Perfect	V-ing perfect
I may have vulcanized you may have vulcanized he may have vulcanized we may have vulcanized you may have vulcanized they may have vulcanized	I may have been vulcanizing you may have been vulcanizing he may have been vulcanizing we may have been vulcanizing you may have been vulcanizing they may have been vulcanizing

Negation

Simple form	V-ing form
I may not vulcanize you may not vulcanize he may not vulcanize we may not vulcanize you may not vulcanize they may not vulcanize	I may not be vulcanizing you may not be vulcanizing he may not be vulcanizing we may not be vulcanizing you may not be vulcanizing they may not be vulcanizing
Perfect	V-ing perfect
I may not have vulcanized you may not have vulcanized he may not have vulcanized we may not have vulcanized you may not have vulcanized they may not have vulcanized	I may not have been vulcanizing you may not have been vulcanizing he may not have been vulcanizing we may not have been vulcanizing you may not have been vulcanizing they may not have been vulcanizing

Interrogative form

Simple form	V-ing form
may I vulcanize? may you vulcanize? may he vulcanize? may we vulcanize? may you vulcanize? may they vulcanize?	may I be vulcanizing? may you be vulcanizing? may he be vulcanizing? may we be vulcanizing? may you be vulcanizing? may they be vulcanizing?
Perfect	V-ing perfect
may I have vulcanized? may you have vulcanized? may he have vulcanized? may we have vulcanized? may you have vulcanized? may they have vulcanized?	may I have been vulcanizing? may you have been vulcanizing? may he have been vulcanizing? may we have been vulcanizing? may you have been vulcanizing? may they have been vulcanizing?

Interro-negative form

Simple form	V-ing form
may I not vulcanize? may you not vulcanize? may he not vulcanize? may we not vulcanize? may you not vulcanize? may they not vulcanize?	may I not be vulcanizing? may you not be vulcanizing? may he not be vulcanizing? may we not be vulcanizing? may you not be vulcanizing? may they not be vulcanizing?
Perfect	V-ing perfect
may I not have vulcanized? may you not have vulcanized? may he not have vulcanized? may we not have vulcanized? may you not have vulcanized? may they not have vulcanized?	may I not have been vulcanizing? may you not have been vulcanizing? may he not have been vulcanizing? may we not have been vulcanizing? may you not have been vulcanizing? may they not have been vulcanizing?