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