English verb conjugation
MAY JACK

Regular verb: jack - jacked - jacked

Affirmation

Simple form	V-ing form
I may jack you may jack he may jack we may jack you may jack they may jack	I may be jacking you may be jacking he may be jacking we may be jacking you may be jacking they may be jacking
Perfect	V-ing perfect
I may have jacked you may have jacked he may have jacked we may have jacked you may have jacked they may have jacked	I may have been jacking you may have been jacking he may have been jacking we may have been jacking you may have been jacking they may have been jacking

Negation

Simple form	V-ing form
I mayn't jack you mayn't jack he mayn't jack we mayn't jack you mayn't jack they mayn't jack	I mayn't be jacking you mayn't be jacking he mayn't be jacking we mayn't be jacking you mayn't be jacking they mayn't be jacking
Perfect	V-ing perfect
I mayn't have jacked you mayn't have jacked he mayn't have jacked we mayn't have jacked you mayn't have jacked they mayn't have jacked	I mayn't have been jacking you mayn't have been jacking he mayn't have been jacking we mayn't have been jacking you mayn't have been jacking they mayn't have been jacking

Interrogative form

Simple form	V-ing form
may I jack? may you jack? may he jack? may we jack? may you jack? may they jack?	may I be jacking? may you be jacking? may he be jacking? may we be jacking? may you be jacking? may they be jacking?
Perfect	V-ing perfect
may I have jacked? may you have jacked? may he have jacked? may we have jacked? may you have jacked? may they have jacked?	may I have been jacking? may you have been jacking? may he have been jacking? may we have been jacking? may you have been jacking? may they have been jacking?

Interro-negative form

Simple form	V-ing form
mayn't I jack? mayn't you jack? mayn't he jack? mayn't we jack? mayn't you jack? mayn't they jack?	mayn't I be jacking? mayn't you be jacking? mayn't he be jacking? mayn't we be jacking? mayn't you be jacking? mayn't they be jacking?
Perfect	V-ing perfect
mayn't I have jacked? mayn't you have jacked? mayn't he have jacked? mayn't we have jacked? mayn't you have jacked? mayn't they have jacked?	mayn't I have been jacking? mayn't you have been jacking? mayn't he have been jacking? mayn't we have been jacking? mayn't you have been jacking? mayn't they have been jacking?