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