I may catechize you may catechize she may catechize we may catechize you may catechize they may catechize
V-ing form
I may be catechizing you may be catechizing she may be catechizing we may be catechizing you may be catechizing they may be catechizing
Perfect
I may have catechized you may have catechized she may have catechized we may have catechized you may have catechized they may have catechized
V-ing perfect
I may have been catechizing you may have been catechizing she may have been catechizing we may have been catechizing you may have been catechizing they may have been catechizing
Negation
Simple form
I mayn't catechize you mayn't catechize she mayn't catechize we mayn't catechize you mayn't catechize they mayn't catechize
V-ing form
I mayn't be catechizing you mayn't be catechizing she mayn't be catechizing we mayn't be catechizing you mayn't be catechizing they mayn't be catechizing
Perfect
I mayn't have catechized you mayn't have catechized she mayn't have catechized we mayn't have catechized you mayn't have catechized they mayn't have catechized
V-ing perfect
I mayn't have been catechizing you mayn't have been catechizing she mayn't have been catechizing we mayn't have been catechizing you mayn't have been catechizing they mayn't have been catechizing
Interrogative form
Simple form
may I catechize? may you catechize? may she catechize? may we catechize? may you catechize? may they catechize?
V-ing form
may I be catechizing? may you be catechizing? may she be catechizing? may we be catechizing? may you be catechizing? may they be catechizing?
Perfect
may I have catechized? may you have catechized? may she have catechized? may we have catechized? may you have catechized? may they have catechized?
V-ing perfect
may I have been catechizing? may you have been catechizing? may she have been catechizing? may we have been catechizing? may you have been catechizing? may they have been catechizing?
Interro-negative form
Simple form
mayn't I catechize? mayn't you catechize? mayn't she catechize? mayn't we catechize? mayn't you catechize? mayn't they catechize?
V-ing form
mayn't I be catechizing? mayn't you be catechizing? mayn't she be catechizing? mayn't we be catechizing? mayn't you be catechizing? mayn't they be catechizing?
Perfect
mayn't I have catechized? mayn't you have catechized? mayn't she have catechized? mayn't we have catechized? mayn't you have catechized? mayn't they have catechized?
V-ing perfect
mayn't I have been catechizing? mayn't you have been catechizing? mayn't she have been catechizing? mayn't we have been catechizing? mayn't you have been catechizing? mayn't they have been catechizing?