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