I must freshen you must freshen he must freshen we must freshen you must freshen they must freshen
Forma com V-ing
I must be freshening you must be freshening he must be freshening we must be freshening you must be freshening they must be freshening
Perfeito
I must have freshened you must have freshened he must have freshened we must have freshened you must have freshened they must have freshened
Perfeito com V-ing
I must have been freshening you must have been freshening he must have been freshening we must have been freshening you must have been freshening they must have been freshening
Negação
Forma simple
I must not freshen you must not freshen he must not freshen we must not freshen you must not freshen they must not freshen
Forma com V-ing
I must not be freshening you must not be freshening he must not be freshening we must not be freshening you must not be freshening they must not be freshening
Perfeito
I must not have freshened you must not have freshened he must not have freshened we must not have freshened you must not have freshened they must not have freshened
Perfeito com V-ing
I must not have been freshening you must not have been freshening he must not have been freshening we must not have been freshening you must not have been freshening they must not have been freshening
Forma interrogativa
Forma simple
must I freshen? must you freshen? must he freshen? must we freshen? must you freshen? must they freshen?
Forma com V-ing
must I be freshening? must you be freshening? must he be freshening? must we be freshening? must you be freshening? must they be freshening?
Perfeito
must I have freshened? must you have freshened? must he have freshened? must we have freshened? must you have freshened? must they have freshened?
Perfeito com V-ing
must I have been freshening? must you have been freshening? must he have been freshening? must we have been freshening? must you have been freshening? must they have been freshening?
Forma interro-Negação
Forma simple
must I not freshen? must you not freshen? must he not freshen? must we not freshen? must you not freshen? must they not freshen?
Forma com V-ing
must I not be freshening? must you not be freshening? must he not be freshening? must we not be freshening? must you not be freshening? must they not be freshening?
Perfeito
must I not have freshened? must you not have freshened? must he not have freshened? must we not have freshened? must you not have freshened? must they not have freshened?
Perfeito com V-ing
must I not have been freshening? must you not have been freshening? must he not have been freshening? must we not have been freshening? must you not have been freshening? must they not have been freshening?