can unveil
Regular verb: unveil - unveiled- unveiled

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

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

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

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