I must brake you must brake he must brake we must brake you must brake they must brake
Forma con V-ing
I must be braking you must be braking he must be braking we must be braking you must be braking they must be braking
Perfecto
I must have braked you must have braked he must have braked we must have braked you must have braked they must have braked
Perfecto con V-ing
I must have been braking you must have been braking he must have been braking we must have been braking you must have been braking they must have been braking
Negación
Forma simple
I mustn't brake you mustn't brake he mustn't brake we mustn't brake you mustn't brake they mustn't brake
Forma con V-ing
I mustn't be braking you mustn't be braking he mustn't be braking we mustn't be braking you mustn't be braking they mustn't be braking
Perfecto
I mustn't have braked you mustn't have braked he mustn't have braked we mustn't have braked you mustn't have braked they mustn't have braked
Perfecto con V-ing
I mustn't have been braking you mustn't have been braking he mustn't have been braking we mustn't have been braking you mustn't have been braking they mustn't have been braking
Forma interrogativa
Forma simple
must I brake? must you brake? must he brake? must we brake? must you brake? must they brake?
Forma con V-ing
must I be braking? must you be braking? must he be braking? must we be braking? must you be braking? must they be braking?
Perfecto
must I have braked? must you have braked? must he have braked? must we have braked? must you have braked? must they have braked?
Perfecto con V-ing
must I have been braking? must you have been braking? must he have been braking? must we have been braking? must you have been braking? must they have been braking?
Forma interro-negativa
Forma simple
mustn't I brake? mustn't you brake? mustn't he brake? mustn't we brake? mustn't you brake? mustn't they brake?
Forma con V-ing
mustn't I be braking? mustn't you be braking? mustn't he be braking? mustn't we be braking? mustn't you be braking? mustn't they be braking?
Perfecto
mustn't I have braked? mustn't you have braked? mustn't he have braked? mustn't we have braked? mustn't you have braked? mustn't they have braked?
Perfecto con V-ing
mustn't I have been braking? mustn't you have been braking? mustn't he have been braking? mustn't we have been braking? mustn't you have been braking? mustn't they have been braking?