I must inform you must inform she must inform we must inform you must inform they must inform
Forma con V-ing
I must be informing you must be informing she must be informing we must be informing you must be informing they must be informing
Perfecto
I must have informed you must have informed she must have informed we must have informed you must have informed they must have informed
Perfecto con V-ing
I must have been informing you must have been informing she must have been informing we must have been informing you must have been informing they must have been informing
Negación
Forma simple
I must not inform you must not inform she must not inform we must not inform you must not inform they must not inform
Forma con V-ing
I must not be informing you must not be informing she must not be informing we must not be informing you must not be informing they must not be informing
Perfecto
I must not have informed you must not have informed she must not have informed we must not have informed you must not have informed they must not have informed
Perfecto con V-ing
I must not have been informing you must not have been informing she must not have been informing we must not have been informing you must not have been informing they must not have been informing
Forma interrogativa
Forma simple
must I inform? must you inform? must she inform? must we inform? must you inform? must they inform?
Forma con V-ing
must I be informing? must you be informing? must she be informing? must we be informing? must you be informing? must they be informing?
Perfecto
must I have informed? must you have informed? must she have informed? must we have informed? must you have informed? must they have informed?
Perfecto con V-ing
must I have been informing? must you have been informing? must she have been informing? must we have been informing? must you have been informing? must they have been informing?
Forma interro-negativa
Forma simple
must I not inform? must you not inform? must she not inform? must we not inform? must you not inform? must they not inform?
Forma con V-ing
must I not be informing? must you not be informing? must she not be informing? must we not be informing? must you not be informing? must they not be informing?
Perfecto
must I not have informed? must you not have informed? must she not have informed? must we not have informed? must you not have informed? must they not have informed?
Perfecto con V-ing
must I not have been informing? must you not have been informing? must she not have been informing? must we not have been informing? must you not have been informing? must they not have been informing?