may veto
Regular verb: veto - vetoed- vetoed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may veto
you may veto
he may veto
we may veto
you may veto
they may veto 	I may be vetoing
you may be vetoing
he may be vetoing
we may be vetoing
you may be vetoing
they may be vetoing	I may have vetoed
you may have vetoed
he may have vetoed
we may have vetoed
you may have vetoed
they may have vetoed	I may have been vetoing
you may have been vetoing
he may have been vetoing
we may have been vetoing
you may have been vetoing
they may have been vetoing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't veto
you mayn't veto
he mayn't veto
we mayn't veto
you mayn't veto
they mayn't veto 	I mayn't be vetoing
you mayn't be vetoing
he mayn't be vetoing
we mayn't be vetoing
you mayn't be vetoing
they mayn't be vetoing	I mayn't have vetoed
you mayn't have vetoed
he mayn't have vetoed
we mayn't have vetoed
you mayn't have vetoed
they mayn't have vetoed	I mayn't have been vetoing
you mayn't have been vetoing
he mayn't have been vetoing
we mayn't have been vetoing
you mayn't have been vetoing
they mayn't have been vetoing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I veto?
may you veto?
may he veto?
may we veto?
may you veto?
may they veto? 	may I be vetoing?
may you be vetoing?
may he be vetoing?
may we be vetoing?
may you be vetoing?
may they be vetoing? 	may I have vetoed?
may you have vetoed?
may he have vetoed?
may we have vetoed?
may you have vetoed?
may they have vetoed? 	may I have been vetoing?
may you have been vetoing?
may he have been vetoing?
may we have been vetoing?
may you have been vetoing?
may they have been vetoing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I veto?
mayn't you veto?
mayn't he veto?
mayn't we veto?
mayn't you veto?
mayn't they veto? 	mayn't I be vetoing?
mayn't you be vetoing?
mayn't he be vetoing?
mayn't we be vetoing?
mayn't you be vetoing?
mayn't they be vetoing? 	mayn't I have vetoed?
mayn't you have vetoed?
mayn't he have vetoed?
mayn't we have vetoed?
mayn't you have vetoed?
mayn't they have vetoed? 	mayn't I have been vetoing?
mayn't you have been vetoing?
mayn't he have been vetoing?
mayn't we have been vetoing?
mayn't you have been vetoing?
mayn't they have been vetoing?