I must promise you must promise she must promise we must promise you must promise they must promise
Forma con V-ing
I must be promising you must be promising she must be promising we must be promising you must be promising they must be promising
Perfecto
I must have promised you must have promised she must have promised we must have promised you must have promised they must have promised
Perfecto con V-ing
I must have been promising you must have been promising she must have been promising we must have been promising you must have been promising they must have been promising
Negación
Forma simple
I must not promise you must not promise she must not promise we must not promise you must not promise they must not promise
Forma con V-ing
I must not be promising you must not be promising she must not be promising we must not be promising you must not be promising they must not be promising
Perfecto
I must not have promised you must not have promised she must not have promised we must not have promised you must not have promised they must not have promised
Perfecto con V-ing
I must not have been promising you must not have been promising she must not have been promising we must not have been promising you must not have been promising they must not have been promising
Forma interrogativa
Forma simple
must I promise? must you promise? must she promise? must we promise? must you promise? must they promise?
Forma con V-ing
must I be promising? must you be promising? must she be promising? must we be promising? must you be promising? must they be promising?
Perfecto
must I have promised? must you have promised? must she have promised? must we have promised? must you have promised? must they have promised?
Perfecto con V-ing
must I have been promising? must you have been promising? must she have been promising? must we have been promising? must you have been promising? must they have been promising?
Forma interro-negativa
Forma simple
must I not promise? must you not promise? must she not promise? must we not promise? must you not promise? must they not promise?
Forma con V-ing
must I not be promising? must you not be promising? must she not be promising? must we not be promising? must you not be promising? must they not be promising?
Perfecto
must I not have promised? must you not have promised? must she not have promised? must we not have promised? must you not have promised? must they not have promised?
Perfecto con V-ing
must I not have been promising? must you not have been promising? must she not have been promising? must we not have been promising? must you not have been promising? must they not have been promising?