English verb conjugation
MAY CONCERTIZE

Regular verb: concertize - concertized - concertized

Affirmation

Simple form	V-ing form
I may concertize you may concertize he may concertize we may concertize you may concertize they may concertize	I may be concertizing you may be concertizing he may be concertizing we may be concertizing you may be concertizing they may be concertizing
Perfect	V-ing perfect
I may have concertized you may have concertized he may have concertized we may have concertized you may have concertized they may have concertized	I may have been concertizing you may have been concertizing he may have been concertizing we may have been concertizing you may have been concertizing they may have been concertizing

Negation

Simple form	V-ing form
I mayn't concertize you mayn't concertize he mayn't concertize we mayn't concertize you mayn't concertize they mayn't concertize	I mayn't be concertizing you mayn't be concertizing he mayn't be concertizing we mayn't be concertizing you mayn't be concertizing they mayn't be concertizing
Perfect	V-ing perfect
I mayn't have concertized you mayn't have concertized he mayn't have concertized we mayn't have concertized you mayn't have concertized they mayn't have concertized	I mayn't have been concertizing you mayn't have been concertizing he mayn't have been concertizing we mayn't have been concertizing you mayn't have been concertizing they mayn't have been concertizing

Interrogative form

Simple form	V-ing form
may I concertize? may you concertize? may he concertize? may we concertize? may you concertize? may they concertize?	may I be concertizing? may you be concertizing? may he be concertizing? may we be concertizing? may you be concertizing? may they be concertizing?
Perfect	V-ing perfect
may I have concertized? may you have concertized? may he have concertized? may we have concertized? may you have concertized? may they have concertized?	may I have been concertizing? may you have been concertizing? may he have been concertizing? may we have been concertizing? may you have been concertizing? may they have been concertizing?

Interro-negative form

Simple form	V-ing form
mayn't I concertize? mayn't you concertize? mayn't he concertize? mayn't we concertize? mayn't you concertize? mayn't they concertize?	mayn't I be concertizing? mayn't you be concertizing? mayn't he be concertizing? mayn't we be concertizing? mayn't you be concertizing? mayn't they be concertizing?
Perfect	V-ing perfect
mayn't I have concertized? mayn't you have concertized? mayn't he have concertized? mayn't we have concertized? mayn't you have concertized? mayn't they have concertized?	mayn't I have been concertizing? mayn't you have been concertizing? mayn't he have been concertizing? mayn't we have been concertizing? mayn't you have been concertizing? mayn't they have been concertizing?