must brawl
Verbo regular: brawl - brawled- brawled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must brawl
you must brawl
he must brawl
we must brawl
you must brawl
they must brawl 	I must be brawling
you must be brawling
he must be brawling
we must be brawling
you must be brawling
they must be brawling	I must have brawled
you must have brawled
he must have brawled
we must have brawled
you must have brawled
they must have brawled	I must have been brawling
you must have been brawling
he must have been brawling
we must have been brawling
you must have been brawling
they must have been brawling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't brawl
you mustn't brawl
he mustn't brawl
we mustn't brawl
you mustn't brawl
they mustn't brawl 	I mustn't be brawling
you mustn't be brawling
he mustn't be brawling
we mustn't be brawling
you mustn't be brawling
they mustn't be brawling	I mustn't have brawled
you mustn't have brawled
he mustn't have brawled
we mustn't have brawled
you mustn't have brawled
they mustn't have brawled	I mustn't have been brawling
you mustn't have been brawling
he mustn't have been brawling
we mustn't have been brawling
you mustn't have been brawling
they mustn't have been brawling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I brawl?
must you brawl?
must he brawl?
must we brawl?
must you brawl?
must they brawl? 	must I be brawling?
must you be brawling?
must he be brawling?
must we be brawling?
must you be brawling?
must they be brawling? 	must I have brawled?
must you have brawled?
must he have brawled?
must we have brawled?
must you have brawled?
must they have brawled? 	must I have been brawling?
must you have been brawling?
must he have been brawling?
must we have been brawling?
must you have been brawling?
must they have been brawling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I brawl?
mustn't you brawl?
mustn't he brawl?
mustn't we brawl?
mustn't you brawl?
mustn't they brawl? 	mustn't I be brawling?
mustn't you be brawling?
mustn't he be brawling?
mustn't we be brawling?
mustn't you be brawling?
mustn't they be brawling? 	mustn't I have brawled?
mustn't you have brawled?
mustn't he have brawled?
mustn't we have brawled?
mustn't you have brawled?
mustn't they have brawled? 	mustn't I have been brawling?
mustn't you have been brawling?
mustn't he have been brawling?
mustn't we have been brawling?
mustn't you have been brawling?
mustn't they have been brawling?