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