can affirm
Regular verb: affirm - affirmed- affirmed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can affirm
you can affirm
she can affirm
we can affirm
you can affirm
they can affirm 	I can be affirming
you can be affirming
she can be affirming
we can be affirming
you can be affirming
they can be affirming	I can have affirmed
you can have affirmed
she can have affirmed
we can have affirmed
you can have affirmed
they can have affirmed	I can have been affirming
you can have been affirming
she can have been affirming
we can have been affirming
you can have been affirming
they can have been affirming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't affirm
you can't affirm
she can't affirm
we can't affirm
you can't affirm
they can't affirm 	I can't be affirming
you can't be affirming
she can't be affirming
we can't be affirming
you can't be affirming
they can't be affirming	I can't have affirmed
you can't have affirmed
she can't have affirmed
we can't have affirmed
you can't have affirmed
they can't have affirmed	I can't have been affirming
you can't have been affirming
she can't have been affirming
we can't have been affirming
you can't have been affirming
they can't have been affirming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I affirm?
can you affirm?
can she affirm?
can we affirm?
can you affirm?
can they affirm? 	can I be affirming?
can you be affirming?
can she be affirming?
can we be affirming?
can you be affirming?
can they be affirming? 	can I have affirmed?
can you have affirmed?
can she have affirmed?
can we have affirmed?
can you have affirmed?
can they have affirmed? 	can I have been affirming?
can you have been affirming?
can she have been affirming?
can we have been affirming?
can you have been affirming?
can they have been affirming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I affirm?
can't you affirm?
can't she affirm?
can't we affirm?
can't you affirm?
can't they affirm? 	can't I be affirming?
can't you be affirming?
can't she be affirming?
can't we be affirming?
can't you be affirming?
can't they be affirming? 	can't I have affirmed?
can't you have affirmed?
can't she have affirmed?
can't we have affirmed?
can't you have affirmed?
can't they have affirmed? 	can't I have been affirming?
can't you have been affirming?
can't she have been affirming?
can't we have been affirming?
can't you have been affirming?
can't they have been affirming?