can unveil
Regular verb: unveil - unveiled- unveiled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can unveil
you can unveil
she can unveil
we can unveil
you can unveil
they can unveil 	I can be unveiling
you can be unveiling
she can be unveiling
we can be unveiling
you can be unveiling
they can be unveiling	I can have unveiled
you can have unveiled
she 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
she 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 cannot unveil
you cannot unveil
she cannot unveil
we cannot unveil
you cannot unveil
they cannot unveil 	I cannot be unveiling
you cannot be unveiling
she cannot be unveiling
we cannot be unveiling
you cannot be unveiling
they cannot be unveiling	I cannot have unveiled
you cannot have unveiled
she cannot have unveiled
we cannot have unveiled
you cannot have unveiled
they cannot have unveiled	I cannot have been unveiling
you cannot have been unveiling
she cannot have been unveiling
we cannot have been unveiling
you cannot have been unveiling
they cannot have been unveiling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I unveil?
can you unveil?
can she unveil?
can we unveil?
can you unveil?
can they unveil? 	can I be unveiling?
can you be unveiling?
can she be unveiling?
can we be unveiling?
can you be unveiling?
can they be unveiling? 	can I have unveiled?
can you have unveiled?
can she 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 she 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 I not unveil?
can you not unveil?
can she not unveil?
can we not unveil?
can you not unveil?
can they not unveil? 	can I not be unveiling?
can you not be unveiling?
can she not be unveiling?
can we not be unveiling?
can you not be unveiling?
can they not be unveiling? 	can I not have unveiled?
can you not have unveiled?
can she not have unveiled?
can we not have unveiled?
can you not have unveiled?
can they not have unveiled? 	can I not have been unveiling?
can you not have been unveiling?
can she not have been unveiling?
can we not have been unveiling?
can you not have been unveiling?
can they not have been unveiling?