English verb conjugation
MAY SUPERSCRIBE

Regular verb: superscribe - superscribed - superscribed

Affirmation

Simple form	V-ing form
I may superscribe you may superscribe he may superscribe we may superscribe you may superscribe they may superscribe	I may be superscribing you may be superscribing he may be superscribing we may be superscribing you may be superscribing they may be superscribing
Perfect	V-ing perfect
I may have superscribed you may have superscribed he may have superscribed we may have superscribed you may have superscribed they may have superscribed	I may have been superscribing you may have been superscribing he may have been superscribing we may have been superscribing you may have been superscribing they may have been superscribing

Negation

Simple form	V-ing form
I mayn't superscribe you mayn't superscribe he mayn't superscribe we mayn't superscribe you mayn't superscribe they mayn't superscribe	I mayn't be superscribing you mayn't be superscribing he mayn't be superscribing we mayn't be superscribing you mayn't be superscribing they mayn't be superscribing
Perfect	V-ing perfect
I mayn't have superscribed you mayn't have superscribed he mayn't have superscribed we mayn't have superscribed you mayn't have superscribed they mayn't have superscribed	I mayn't have been superscribing you mayn't have been superscribing he mayn't have been superscribing we mayn't have been superscribing you mayn't have been superscribing they mayn't have been superscribing

Interrogative form

Simple form	V-ing form
may I superscribe? may you superscribe? may he superscribe? may we superscribe? may you superscribe? may they superscribe?	may I be superscribing? may you be superscribing? may he be superscribing? may we be superscribing? may you be superscribing? may they be superscribing?
Perfect	V-ing perfect
may I have superscribed? may you have superscribed? may he have superscribed? may we have superscribed? may you have superscribed? may they have superscribed?	may I have been superscribing? may you have been superscribing? may he have been superscribing? may we have been superscribing? may you have been superscribing? may they have been superscribing?

Interro-negative form

Simple form	V-ing form
mayn't I superscribe? mayn't you superscribe? mayn't he superscribe? mayn't we superscribe? mayn't you superscribe? mayn't they superscribe?	mayn't I be superscribing? mayn't you be superscribing? mayn't he be superscribing? mayn't we be superscribing? mayn't you be superscribing? mayn't they be superscribing?
Perfect	V-ing perfect
mayn't I have superscribed? mayn't you have superscribed? mayn't he have superscribed? mayn't we have superscribed? mayn't you have superscribed? mayn't they have superscribed?	mayn't I have been superscribing? mayn't you have been superscribing? mayn't he have been superscribing? mayn't we have been superscribing? mayn't you have been superscribing? mayn't they have been superscribing?