could brawl
Regular verb: brawl - brawled- brawled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could brawl
you could brawl
he could brawl
we could brawl
you could brawl
they could brawl 	I could be brawling
you could be brawling
he could be brawling
we could be brawling
you could be brawling
they could be brawling	I could have brawled
you could have brawled
he could have brawled
we could have brawled
you could have brawled
they could have brawled	I could have been brawling
you could have been brawling
he could have been brawling
we could have been brawling
you could have been brawling
they could have been brawling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't brawl
you couldn't brawl
he couldn't brawl
we couldn't brawl
you couldn't brawl
they couldn't brawl 	I couldn't be brawling
you couldn't be brawling
he couldn't be brawling
we couldn't be brawling
you couldn't be brawling
they couldn't be brawling	I couldn't have brawled
you couldn't have brawled
he couldn't have brawled
we couldn't have brawled
you couldn't have brawled
they couldn't have brawled	I couldn't have been brawling
you couldn't have been brawling
he couldn't have been brawling
we couldn't have been brawling
you couldn't have been brawling
they couldn't have been brawling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I brawl?
could you brawl?
could he brawl?
could we brawl?
could you brawl?
could they brawl? 	could I be brawling?
could you be brawling?
could he be brawling?
could we be brawling?
could you be brawling?
could they be brawling? 	could I have brawled?
could you have brawled?
could he have brawled?
could we have brawled?
could you have brawled?
could they have brawled? 	could I have been brawling?
could you have been brawling?
could he have been brawling?
could we have been brawling?
could you have been brawling?
could they have been brawling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I brawl?
couldn't you brawl?
couldn't he brawl?
couldn't we brawl?
couldn't you brawl?
couldn't they brawl? 	couldn't I be brawling?
couldn't you be brawling?
couldn't he be brawling?
couldn't we be brawling?
couldn't you be brawling?
couldn't they be brawling? 	couldn't I have brawled?
couldn't you have brawled?
couldn't he have brawled?
couldn't we have brawled?
couldn't you have brawled?
couldn't they have brawled? 	couldn't I have been brawling?
couldn't you have been brawling?
couldn't he have been brawling?
couldn't we have been brawling?
couldn't you have been brawling?
couldn't they have been brawling?