I must dog you must dog she must dog we must dog you must dog they must dog
Forma con V-ing
I must be dogging you must be dogging she must be dogging we must be dogging you must be dogging they must be dogging
Perfecto
I must have dogged you must have dogged she must have dogged we must have dogged you must have dogged they must have dogged
Perfecto con V-ing
I must have been dogging you must have been dogging she must have been dogging we must have been dogging you must have been dogging they must have been dogging
Negación
Forma simple
I mustn't dog you mustn't dog she mustn't dog we mustn't dog you mustn't dog they mustn't dog
Forma con V-ing
I mustn't be dogging you mustn't be dogging she mustn't be dogging we mustn't be dogging you mustn't be dogging they mustn't be dogging
Perfecto
I mustn't have dogged you mustn't have dogged she mustn't have dogged we mustn't have dogged you mustn't have dogged they mustn't have dogged
Perfecto con V-ing
I mustn't have been dogging you mustn't have been dogging she mustn't have been dogging we mustn't have been dogging you mustn't have been dogging they mustn't have been dogging
Forma interrogativa
Forma simple
must I dog? must you dog? must she dog? must we dog? must you dog? must they dog?
Forma con V-ing
must I be dogging? must you be dogging? must she be dogging? must we be dogging? must you be dogging? must they be dogging?
Perfecto
must I have dogged? must you have dogged? must she have dogged? must we have dogged? must you have dogged? must they have dogged?
Perfecto con V-ing
must I have been dogging? must you have been dogging? must she have been dogging? must we have been dogging? must you have been dogging? must they have been dogging?
Forma interro-negativa
Forma simple
mustn't I dog? mustn't you dog? mustn't she dog? mustn't we dog? mustn't you dog? mustn't they dog?
Forma con V-ing
mustn't I be dogging? mustn't you be dogging? mustn't she be dogging? mustn't we be dogging? mustn't you be dogging? mustn't they be dogging?
Perfecto
mustn't I have dogged? mustn't you have dogged? mustn't she have dogged? mustn't we have dogged? mustn't you have dogged? mustn't they have dogged?
Perfecto con V-ing
mustn't I have been dogging? mustn't you have been dogging? mustn't she have been dogging? mustn't we have been dogging? mustn't you have been dogging? mustn't they have been dogging?