I may chirp you may chirp he may chirp we may chirp you may chirp they may chirp
V-ing form
I may be chirping you may be chirping he may be chirping we may be chirping you may be chirping they may be chirping
Perfect
I may have chirped you may have chirped he may have chirped we may have chirped you may have chirped they may have chirped
V-ing perfect
I may have been chirping you may have been chirping he may have been chirping we may have been chirping you may have been chirping they may have been chirping
Negation
Simple form
I may not chirp you may not chirp he may not chirp we may not chirp you may not chirp they may not chirp
V-ing form
I may not be chirping you may not be chirping he may not be chirping we may not be chirping you may not be chirping they may not be chirping
Perfect
I may not have chirped you may not have chirped he may not have chirped we may not have chirped you may not have chirped they may not have chirped
V-ing perfect
I may not have been chirping you may not have been chirping he may not have been chirping we may not have been chirping you may not have been chirping they may not have been chirping
Interrogative form
Simple form
may I chirp? may you chirp? may he chirp? may we chirp? may you chirp? may they chirp?
V-ing form
may I be chirping? may you be chirping? may he be chirping? may we be chirping? may you be chirping? may they be chirping?
Perfect
may I have chirped? may you have chirped? may he have chirped? may we have chirped? may you have chirped? may they have chirped?
V-ing perfect
may I have been chirping? may you have been chirping? may he have been chirping? may we have been chirping? may you have been chirping? may they have been chirping?
Interro-negative form
Simple form
may I not chirp? may you not chirp? may he not chirp? may we not chirp? may you not chirp? may they not chirp?
V-ing form
may I not be chirping? may you not be chirping? may he not be chirping? may we not be chirping? may you not be chirping? may they not be chirping?
Perfect
may I not have chirped? may you not have chirped? may he not have chirped? may we not have chirped? may you not have chirped? may they not have chirped?
V-ing perfect
may I not have been chirping? may you not have been chirping? may he not have been chirping? may we not have been chirping? may you not have been chirping? may they not have been chirping?