English verb conjugation
CAN HAVE

Irregular verb: have - had - had

Affirmation

Simple form	V-ing form
I can have you can have he can have we can have you can have they can have	I can be having you can be having he can be having we can be having you can be having they can be having
Perfect	V-ing perfect
I can have had you can have had he can have had we can have had you can have had they can have had	I can have been having you can have been having he can have been having we can have been having you can have been having they can have been having

Negation

Simple form	V-ing form
I can't have you can't have he can't have we can't have you can't have they can't have	I can't be having you can't be having he can't be having we can't be having you can't be having they can't be having
Perfect	V-ing perfect
I can't have had you can't have had he can't have had we can't have had you can't have had they can't have had	I can't have been having you can't have been having he can't have been having we can't have been having you can't have been having they can't have been having

Interrogative form

Simple form	V-ing form
can I have? can you have? can he have? can we have? can you have? can they have?	can I be having? can you be having? can he be having? can we be having? can you be having? can they be having?
Perfect	V-ing perfect
can I have had? can you have had? can he have had? can we have had? can you have had? can they have had?	can I have been having? can you have been having? can he have been having? can we have been having? can you have been having? can they have been having?

Interro-negative form

Simple form	V-ing form
can't I have? can't you have? can't he have? can't we have? can't you have? can't they have?	can't I be having? can't you be having? can't he be having? can't we be having? can't you be having? can't they be having?
Perfect	V-ing perfect
can't I have had? can't you have had? can't he have had? can't we have had? can't you have had? can't they have had?	can't I have been having? can't you have been having? can't he have been having? can't we have been having? can't you have been having? can't they have been having?