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