can deny
Regular verb: deny - denied- denied

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can deny
you can deny
she can deny
we can deny
you can deny
they can deny 	I can be denying
you can be denying
she can be denying
we can be denying
you can be denying
they can be denying	I can have denied
you can have denied
she can have denied
we can have denied
you can have denied
they can have denied	I can have been denying
you can have been denying
she can have been denying
we can have been denying
you can have been denying
they can have been denying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't deny
you can't deny
she can't deny
we can't deny
you can't deny
they can't deny 	I can't be denying
you can't be denying
she can't be denying
we can't be denying
you can't be denying
they can't be denying	I can't have denied
you can't have denied
she can't have denied
we can't have denied
you can't have denied
they can't have denied	I can't have been denying
you can't have been denying
she can't have been denying
we can't have been denying
you can't have been denying
they can't have been denying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I deny?
can you deny?
can she deny?
can we deny?
can you deny?
can they deny? 	can I be denying?
can you be denying?
can she be denying?
can we be denying?
can you be denying?
can they be denying? 	can I have denied?
can you have denied?
can she have denied?
can we have denied?
can you have denied?
can they have denied? 	can I have been denying?
can you have been denying?
can she have been denying?
can we have been denying?
can you have been denying?
can they have been denying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I deny?
can't you deny?
can't she deny?
can't we deny?
can't you deny?
can't they deny? 	can't I be denying?
can't you be denying?
can't she be denying?
can't we be denying?
can't you be denying?
can't they be denying? 	can't I have denied?
can't you have denied?
can't she have denied?
can't we have denied?
can't you have denied?
can't they have denied? 	can't I have been denying?
can't you have been denying?
can't she have been denying?
can't we have been denying?
can't you have been denying?
can't they have been denying?