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