I must protest you must protest she must protest we must protest you must protest they must protest
Forma con V-ing
I must be protesting you must be protesting she must be protesting we must be protesting you must be protesting they must be protesting
Perfecto
I must have protested you must have protested she must have protested we must have protested you must have protested they must have protested
Perfecto con V-ing
I must have been protesting you must have been protesting she must have been protesting we must have been protesting you must have been protesting they must have been protesting
Negación
Forma simple
I must not protest you must not protest she must not protest we must not protest you must not protest they must not protest
Forma con V-ing
I must not be protesting you must not be protesting she must not be protesting we must not be protesting you must not be protesting they must not be protesting
Perfecto
I must not have protested you must not have protested she must not have protested we must not have protested you must not have protested they must not have protested
Perfecto con V-ing
I must not have been protesting you must not have been protesting she must not have been protesting we must not have been protesting you must not have been protesting they must not have been protesting
Forma interrogativa
Forma simple
must I protest? must you protest? must she protest? must we protest? must you protest? must they protest?
Forma con V-ing
must I be protesting? must you be protesting? must she be protesting? must we be protesting? must you be protesting? must they be protesting?
Perfecto
must I have protested? must you have protested? must she have protested? must we have protested? must you have protested? must they have protested?
Perfecto con V-ing
must I have been protesting? must you have been protesting? must she have been protesting? must we have been protesting? must you have been protesting? must they have been protesting?
Forma interro-negativa
Forma simple
must I not protest? must you not protest? must she not protest? must we not protest? must you not protest? must they not protest?
Forma con V-ing
must I not be protesting? must you not be protesting? must she not be protesting? must we not be protesting? must you not be protesting? must they not be protesting?
Perfecto
must I not have protested? must you not have protested? must she not have protested? must we not have protested? must you not have protested? must they not have protested?
Perfecto con V-ing
must I not have been protesting? must you not have been protesting? must she not have been protesting? must we not have been protesting? must you not have been protesting? must they not have been protesting?