English verb conjugation
MAY PRESTAMP

Regular verb: prestamp - prestamped - prestamped

Affirmation

Simple form	V-ing form
I may prestamp you may prestamp she may prestamp we may prestamp you may prestamp they may prestamp	I may be prestamping you may be prestamping she may be prestamping we may be prestamping you may be prestamping they may be prestamping
Perfect	V-ing perfect
I may have prestamped you may have prestamped she may have prestamped we may have prestamped you may have prestamped they may have prestamped	I may have been prestamping you may have been prestamping she may have been prestamping we may have been prestamping you may have been prestamping they may have been prestamping

Negation

Simple form	V-ing form
I may not prestamp you may not prestamp she may not prestamp we may not prestamp you may not prestamp they may not prestamp	I may not be prestamping you may not be prestamping she may not be prestamping we may not be prestamping you may not be prestamping they may not be prestamping
Perfect	V-ing perfect
I may not have prestamped you may not have prestamped she may not have prestamped we may not have prestamped you may not have prestamped they may not have prestamped	I may not have been prestamping you may not have been prestamping she may not have been prestamping we may not have been prestamping you may not have been prestamping they may not have been prestamping

Interrogative form

Simple form	V-ing form
may I prestamp? may you prestamp? may she prestamp? may we prestamp? may you prestamp? may they prestamp?	may I be prestamping? may you be prestamping? may she be prestamping? may we be prestamping? may you be prestamping? may they be prestamping?
Perfect	V-ing perfect
may I have prestamped? may you have prestamped? may she have prestamped? may we have prestamped? may you have prestamped? may they have prestamped?	may I have been prestamping? may you have been prestamping? may she have been prestamping? may we have been prestamping? may you have been prestamping? may they have been prestamping?

Interro-negative form

Simple form	V-ing form
may I not prestamp? may you not prestamp? may she not prestamp? may we not prestamp? may you not prestamp? may they not prestamp?	may I not be prestamping? may you not be prestamping? may she not be prestamping? may we not be prestamping? may you not be prestamping? may they not be prestamping?
Perfect	V-ing perfect
may I not have prestamped? may you not have prestamped? may she not have prestamped? may we not have prestamped? may you not have prestamped? may they not have prestamped?	may I not have been prestamping? may you not have been prestamping? may she not have been prestamping? may we not have been prestamping? may you not have been prestamping? may they not have been prestamping?