can boss
Regular verb: boss - bossed- bossed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can boss
you can boss
he can boss
we can boss
you can boss
they can boss 	I can be bossing
you can be bossing
he can be bossing
we can be bossing
you can be bossing
they can be bossing	I can have bossed
you can have bossed
he can have bossed
we can have bossed
you can have bossed
they can have bossed	I can have been bossing
you can have been bossing
he can have been bossing
we can have been bossing
you can have been bossing
they can have been bossing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't boss
you can't boss
he can't boss
we can't boss
you can't boss
they can't boss 	I can't be bossing
you can't be bossing
he can't be bossing
we can't be bossing
you can't be bossing
they can't be bossing	I can't have bossed
you can't have bossed
he can't have bossed
we can't have bossed
you can't have bossed
they can't have bossed	I can't have been bossing
you can't have been bossing
he can't have been bossing
we can't have been bossing
you can't have been bossing
they can't have been bossing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I boss?
can you boss?
can he boss?
can we boss?
can you boss?
can they boss? 	can I be bossing?
can you be bossing?
can he be bossing?
can we be bossing?
can you be bossing?
can they be bossing? 	can I have bossed?
can you have bossed?
can he have bossed?
can we have bossed?
can you have bossed?
can they have bossed? 	can I have been bossing?
can you have been bossing?
can he have been bossing?
can we have been bossing?
can you have been bossing?
can they have been bossing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I boss?
can't you boss?
can't he boss?
can't we boss?
can't you boss?
can't they boss? 	can't I be bossing?
can't you be bossing?
can't he be bossing?
can't we be bossing?
can't you be bossing?
can't they be bossing? 	can't I have bossed?
can't you have bossed?
can't he have bossed?
can't we have bossed?
can't you have bossed?
can't they have bossed? 	can't I have been bossing?
can't you have been bossing?
can't he have been bossing?
can't we have been bossing?
can't you have been bossing?
can't they have been bossing?