can affix
Regular verb: affix - affixed- affixed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can affix
you can affix
he can affix
we can affix
you can affix
they can affix 	I can be affixing
you can be affixing
he can be affixing
we can be affixing
you can be affixing
they can be affixing	I can have affixed
you can have affixed
he can have affixed
we can have affixed
you can have affixed
they can have affixed	I can have been affixing
you can have been affixing
he can have been affixing
we can have been affixing
you can have been affixing
they can have been affixing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't affix
you can't affix
he can't affix
we can't affix
you can't affix
they can't affix 	I can't be affixing
you can't be affixing
he can't be affixing
we can't be affixing
you can't be affixing
they can't be affixing	I can't have affixed
you can't have affixed
he can't have affixed
we can't have affixed
you can't have affixed
they can't have affixed	I can't have been affixing
you can't have been affixing
he can't have been affixing
we can't have been affixing
you can't have been affixing
they can't have been affixing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I affix?
can you affix?
can he affix?
can we affix?
can you affix?
can they affix? 	can I be affixing?
can you be affixing?
can he be affixing?
can we be affixing?
can you be affixing?
can they be affixing? 	can I have affixed?
can you have affixed?
can he have affixed?
can we have affixed?
can you have affixed?
can they have affixed? 	can I have been affixing?
can you have been affixing?
can he have been affixing?
can we have been affixing?
can you have been affixing?
can they have been affixing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I affix?
can't you affix?
can't he affix?
can't we affix?
can't you affix?
can't they affix? 	can't I be affixing?
can't you be affixing?
can't he be affixing?
can't we be affixing?
can't you be affixing?
can't they be affixing? 	can't I have affixed?
can't you have affixed?
can't he have affixed?
can't we have affixed?
can't you have affixed?
can't they have affixed? 	can't I have been affixing?
can't you have been affixing?
can't he have been affixing?
can't we have been affixing?
can't you have been affixing?
can't they have been affixing?