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