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