may unveil
Regular verb: unveil - unveiled- unveiled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may unveil
you may unveil
he may unveil
we may unveil
you may unveil
they may unveil 	I may be unveiling
you may be unveiling
he may be unveiling
we may be unveiling
you may be unveiling
they may be unveiling	I may have unveiled
you may have unveiled
he may have unveiled
we may have unveiled
you may have unveiled
they may have unveiled	I may have been unveiling
you may have been unveiling
he may have been unveiling
we may have been unveiling
you may have been unveiling
they may have been unveiling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't unveil
you mayn't unveil
he mayn't unveil
we mayn't unveil
you mayn't unveil
they mayn't unveil 	I mayn't be unveiling
you mayn't be unveiling
he mayn't be unveiling
we mayn't be unveiling
you mayn't be unveiling
they mayn't be unveiling	I mayn't have unveiled
you mayn't have unveiled
he mayn't have unveiled
we mayn't have unveiled
you mayn't have unveiled
they mayn't have unveiled	I mayn't have been unveiling
you mayn't have been unveiling
he mayn't have been unveiling
we mayn't have been unveiling
you mayn't have been unveiling
they mayn't have been unveiling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I unveil?
may you unveil?
may he unveil?
may we unveil?
may you unveil?
may they unveil? 	may I be unveiling?
may you be unveiling?
may he be unveiling?
may we be unveiling?
may you be unveiling?
may they be unveiling? 	may I have unveiled?
may you have unveiled?
may he have unveiled?
may we have unveiled?
may you have unveiled?
may they have unveiled? 	may I have been unveiling?
may you have been unveiling?
may he have been unveiling?
may we have been unveiling?
may you have been unveiling?
may they have been unveiling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I unveil?
mayn't you unveil?
mayn't he unveil?
mayn't we unveil?
mayn't you unveil?
mayn't they unveil? 	mayn't I be unveiling?
mayn't you be unveiling?
mayn't he be unveiling?
mayn't we be unveiling?
mayn't you be unveiling?
mayn't they be unveiling? 	mayn't I have unveiled?
mayn't you have unveiled?
mayn't he have unveiled?
mayn't we have unveiled?
mayn't you have unveiled?
mayn't they have unveiled? 	mayn't I have been unveiling?
mayn't you have been unveiling?
mayn't he have been unveiling?
mayn't we have been unveiling?
mayn't you have been unveiling?
mayn't they have been unveiling?