I must begird you must begird he must begird we must begird you must begird they must begird
Forma con V-ing
I must be begirding you must be begirding he must be begirding we must be begirding you must be begirding they must be begirding
Perfecto
I must have begirded you must have begirded he must have begirded we must have begirded you must have begirded they must have begirded
Perfecto con V-ing
I must have been begirding you must have been begirding he must have been begirding we must have been begirding you must have been begirding they must have been begirding
Negación
Forma simple
I must not begird you must not begird he must not begird we must not begird you must not begird they must not begird
Forma con V-ing
I must not be begirding you must not be begirding he must not be begirding we must not be begirding you must not be begirding they must not be begirding
Perfecto
I must not have begirded you must not have begirded he must not have begirded we must not have begirded you must not have begirded they must not have begirded
Perfecto con V-ing
I must not have been begirding you must not have been begirding he must not have been begirding we must not have been begirding you must not have been begirding they must not have been begirding
Forma interrogativa
Forma simple
must I begird? must you begird? must he begird? must we begird? must you begird? must they begird?
Forma con V-ing
must I be begirding? must you be begirding? must he be begirding? must we be begirding? must you be begirding? must they be begirding?
Perfecto
must I have begirded? must you have begirded? must he have begirded? must we have begirded? must you have begirded? must they have begirded?
Perfecto con V-ing
must I have been begirding? must you have been begirding? must he have been begirding? must we have been begirding? must you have been begirding? must they have been begirding?
Forma interro-negativa
Forma simple
must I not begird? must you not begird? must he not begird? must we not begird? must you not begird? must they not begird?
Forma con V-ing
must I not be begirding? must you not be begirding? must he not be begirding? must we not be begirding? must you not be begirding? must they not be begirding?
Perfecto
must I not have begirded? must you not have begirded? must he not have begirded? must we not have begirded? must you not have begirded? must they not have begirded?
Perfecto con V-ing
must I not have been begirding? must you not have been begirding? must he not have been begirding? must we not have been begirding? must you not have been begirding? must they not have been begirding?