I must blank you must blank he must blank we must blank you must blank they must blank
Forma con V-ing
I must be blanking you must be blanking he must be blanking we must be blanking you must be blanking they must be blanking
Perfecto
I must have blanked you must have blanked he must have blanked we must have blanked you must have blanked they must have blanked
Perfecto con V-ing
I must have been blanking you must have been blanking he must have been blanking we must have been blanking you must have been blanking they must have been blanking
Negación
Forma simple
I must not blank you must not blank he must not blank we must not blank you must not blank they must not blank
Forma con V-ing
I must not be blanking you must not be blanking he must not be blanking we must not be blanking you must not be blanking they must not be blanking
Perfecto
I must not have blanked you must not have blanked he must not have blanked we must not have blanked you must not have blanked they must not have blanked
Perfecto con V-ing
I must not have been blanking you must not have been blanking he must not have been blanking we must not have been blanking you must not have been blanking they must not have been blanking
Forma interrogativa
Forma simple
must I blank? must you blank? must he blank? must we blank? must you blank? must they blank?
Forma con V-ing
must I be blanking? must you be blanking? must he be blanking? must we be blanking? must you be blanking? must they be blanking?
Perfecto
must I have blanked? must you have blanked? must he have blanked? must we have blanked? must you have blanked? must they have blanked?
Perfecto con V-ing
must I have been blanking? must you have been blanking? must he have been blanking? must we have been blanking? must you have been blanking? must they have been blanking?
Forma interro-negativa
Forma simple
must I not blank? must you not blank? must he not blank? must we not blank? must you not blank? must they not blank?
Forma con V-ing
must I not be blanking? must you not be blanking? must he not be blanking? must we not be blanking? must you not be blanking? must they not be blanking?
Perfecto
must I not have blanked? must you not have blanked? must he not have blanked? must we not have blanked? must you not have blanked? must they not have blanked?
Perfecto con V-ing
must I not have been blanking? must you not have been blanking? must he not have been blanking? must we not have been blanking? must you not have been blanking? must they not have been blanking?