I must unswathe you must unswathe he must unswathe we must unswathe you must unswathe they must unswathe
Forma com V-ing
I must be unswathing you must be unswathing he must be unswathing we must be unswathing you must be unswathing they must be unswathing
Perfeito
I must have unswathed you must have unswathed he must have unswathed we must have unswathed you must have unswathed they must have unswathed
Perfeito com V-ing
I must have been unswathing you must have been unswathing he must have been unswathing we must have been unswathing you must have been unswathing they must have been unswathing
Negação
Forma simple
I must not unswathe you must not unswathe he must not unswathe we must not unswathe you must not unswathe they must not unswathe
Forma com V-ing
I must not be unswathing you must not be unswathing he must not be unswathing we must not be unswathing you must not be unswathing they must not be unswathing
Perfeito
I must not have unswathed you must not have unswathed he must not have unswathed we must not have unswathed you must not have unswathed they must not have unswathed
Perfeito com V-ing
I must not have been unswathing you must not have been unswathing he must not have been unswathing we must not have been unswathing you must not have been unswathing they must not have been unswathing
Forma interrogativa
Forma simple
must I unswathe? must you unswathe? must he unswathe? must we unswathe? must you unswathe? must they unswathe?
Forma com V-ing
must I be unswathing? must you be unswathing? must he be unswathing? must we be unswathing? must you be unswathing? must they be unswathing?
Perfeito
must I have unswathed? must you have unswathed? must he have unswathed? must we have unswathed? must you have unswathed? must they have unswathed?
Perfeito com V-ing
must I have been unswathing? must you have been unswathing? must he have been unswathing? must we have been unswathing? must you have been unswathing? must they have been unswathing?
Forma interro-Negação
Forma simple
must I not unswathe? must you not unswathe? must he not unswathe? must we not unswathe? must you not unswathe? must they not unswathe?
Forma com V-ing
must I not be unswathing? must you not be unswathing? must he not be unswathing? must we not be unswathing? must you not be unswathing? must they not be unswathing?
Perfeito
must I not have unswathed? must you not have unswathed? must he not have unswathed? must we not have unswathed? must you not have unswathed? must they not have unswathed?
Perfeito com V-ing
must I not have been unswathing? must you not have been unswathing? must he not have been unswathing? must we not have been unswathing? must you not have been unswathing? must they not have been unswathing?