I must gladden you must gladden he must gladden we must gladden you must gladden they must gladden
Forma com V-ing
I must be gladdening you must be gladdening he must be gladdening we must be gladdening you must be gladdening they must be gladdening
Perfeito
I must have gladdened you must have gladdened he must have gladdened we must have gladdened you must have gladdened they must have gladdened
Perfeito com V-ing
I must have been gladdening you must have been gladdening he must have been gladdening we must have been gladdening you must have been gladdening they must have been gladdening
Negação
Forma simple
I must not gladden you must not gladden he must not gladden we must not gladden you must not gladden they must not gladden
Forma com V-ing
I must not be gladdening you must not be gladdening he must not be gladdening we must not be gladdening you must not be gladdening they must not be gladdening
Perfeito
I must not have gladdened you must not have gladdened he must not have gladdened we must not have gladdened you must not have gladdened they must not have gladdened
Perfeito com V-ing
I must not have been gladdening you must not have been gladdening he must not have been gladdening we must not have been gladdening you must not have been gladdening they must not have been gladdening
Forma interrogativa
Forma simple
must I gladden? must you gladden? must he gladden? must we gladden? must you gladden? must they gladden?
Forma com V-ing
must I be gladdening? must you be gladdening? must he be gladdening? must we be gladdening? must you be gladdening? must they be gladdening?
Perfeito
must I have gladdened? must you have gladdened? must he have gladdened? must we have gladdened? must you have gladdened? must they have gladdened?
Perfeito com V-ing
must I have been gladdening? must you have been gladdening? must he have been gladdening? must we have been gladdening? must you have been gladdening? must they have been gladdening?
Forma interro-Negação
Forma simple
must I not gladden? must you not gladden? must he not gladden? must we not gladden? must you not gladden? must they not gladden?
Forma com V-ing
must I not be gladdening? must you not be gladdening? must he not be gladdening? must we not be gladdening? must you not be gladdening? must they not be gladdening?
Perfeito
must I not have gladdened? must you not have gladdened? must he not have gladdened? must we not have gladdened? must you not have gladdened? must they not have gladdened?
Perfeito com V-ing
must I not have been gladdening? must you not have been gladdening? must he not have been gladdening? must we not have been gladdening? must you not have been gladdening? must they not have been gladdening?