must brew
Verbo regular: brew - brewed- brewed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must brew
you must brew
he must brew
we must brew
you must brew
they must brew 	I must be brewing
you must be brewing
he must be brewing
we must be brewing
you must be brewing
they must be brewing	I must have brewed
you must have brewed
he must have brewed
we must have brewed
you must have brewed
they must have brewed	I must have been brewing
you must have been brewing
he must have been brewing
we must have been brewing
you must have been brewing
they must have been brewing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't brew
you mustn't brew
he mustn't brew
we mustn't brew
you mustn't brew
they mustn't brew 	I mustn't be brewing
you mustn't be brewing
he mustn't be brewing
we mustn't be brewing
you mustn't be brewing
they mustn't be brewing	I mustn't have brewed
you mustn't have brewed
he mustn't have brewed
we mustn't have brewed
you mustn't have brewed
they mustn't have brewed	I mustn't have been brewing
you mustn't have been brewing
he mustn't have been brewing
we mustn't have been brewing
you mustn't have been brewing
they mustn't have been brewing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I brew?
must you brew?
must he brew?
must we brew?
must you brew?
must they brew? 	must I be brewing?
must you be brewing?
must he be brewing?
must we be brewing?
must you be brewing?
must they be brewing? 	must I have brewed?
must you have brewed?
must he have brewed?
must we have brewed?
must you have brewed?
must they have brewed? 	must I have been brewing?
must you have been brewing?
must he have been brewing?
must we have been brewing?
must you have been brewing?
must they have been brewing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I brew?
mustn't you brew?
mustn't he brew?
mustn't we brew?
mustn't you brew?
mustn't they brew? 	mustn't I be brewing?
mustn't you be brewing?
mustn't he be brewing?
mustn't we be brewing?
mustn't you be brewing?
mustn't they be brewing? 	mustn't I have brewed?
mustn't you have brewed?
mustn't he have brewed?
mustn't we have brewed?
mustn't you have brewed?
mustn't they have brewed? 	mustn't I have been brewing?
mustn't you have been brewing?
mustn't he have been brewing?
mustn't we have been brewing?
mustn't you have been brewing?
mustn't they have been brewing?