I must brew you must brew she must brew we must brew you must brew they must brew
Forma con V-ing
I must be brewing you must be brewing she must be brewing we must be brewing you must be brewing they must be brewing
Perfecto
I must have brewed you must have brewed she must have brewed we must have brewed you must have brewed they must have brewed
Perfecto con V-ing
I must have been brewing you must have been brewing she must have been brewing we must have been brewing you must have been brewing they must have been brewing
Negación
Forma simple
I must not brew you must not brew she must not brew we must not brew you must not brew they must not brew
Forma con V-ing
I must not be brewing you must not be brewing she must not be brewing we must not be brewing you must not be brewing they must not be brewing
Perfecto
I must not have brewed you must not have brewed she must not have brewed we must not have brewed you must not have brewed they must not have brewed
Perfecto con V-ing
I must not have been brewing you must not have been brewing she must not have been brewing we must not have been brewing you must not have been brewing they must not have been brewing
Forma interrogativa
Forma simple
must I brew? must you brew? must she brew? must we brew? must you brew? must they brew?
Forma con V-ing
must I be brewing? must you be brewing? must she be brewing? must we be brewing? must you be brewing? must they be brewing?
Perfecto
must I have brewed? must you have brewed? must she have brewed? must we have brewed? must you have brewed? must they have brewed?
Perfecto con V-ing
must I have been brewing? must you have been brewing? must she have been brewing? must we have been brewing? must you have been brewing? must they have been brewing?
Forma interro-negativa
Forma simple
must I not brew? must you not brew? must she not brew? must we not brew? must you not brew? must they not brew?
Forma con V-ing
must I not be brewing? must you not be brewing? must she not be brewing? must we not be brewing? must you not be brewing? must they not be brewing?
Perfecto
must I not have brewed? must you not have brewed? must she not have brewed? must we not have brewed? must you not have brewed? must they not have brewed?
Perfecto con V-ing
must I not have been brewing? must you not have been brewing? must she not have been brewing? must we not have been brewing? must you not have been brewing? must they not have been brewing?