I must umber you must umber he must umber we must umber you must umber they must umber
Forma com V-ing
I must be umbering you must be umbering he must be umbering we must be umbering you must be umbering they must be umbering
Perfeito
I must have umbered you must have umbered he must have umbered we must have umbered you must have umbered they must have umbered
Perfeito com V-ing
I must have been umbering you must have been umbering he must have been umbering we must have been umbering you must have been umbering they must have been umbering
Negação
Forma simple
I must not umber you must not umber he must not umber we must not umber you must not umber they must not umber
Forma com V-ing
I must not be umbering you must not be umbering he must not be umbering we must not be umbering you must not be umbering they must not be umbering
Perfeito
I must not have umbered you must not have umbered he must not have umbered we must not have umbered you must not have umbered they must not have umbered
Perfeito com V-ing
I must not have been umbering you must not have been umbering he must not have been umbering we must not have been umbering you must not have been umbering they must not have been umbering
Forma interrogativa
Forma simple
must I umber? must you umber? must he umber? must we umber? must you umber? must they umber?
Forma com V-ing
must I be umbering? must you be umbering? must he be umbering? must we be umbering? must you be umbering? must they be umbering?
Perfeito
must I have umbered? must you have umbered? must he have umbered? must we have umbered? must you have umbered? must they have umbered?
Perfeito com V-ing
must I have been umbering? must you have been umbering? must he have been umbering? must we have been umbering? must you have been umbering? must they have been umbering?
Forma interro-Negação
Forma simple
must I not umber? must you not umber? must he not umber? must we not umber? must you not umber? must they not umber?
Forma com V-ing
must I not be umbering? must you not be umbering? must he not be umbering? must we not be umbering? must you not be umbering? must they not be umbering?
Perfeito
must I not have umbered? must you not have umbered? must he not have umbered? must we not have umbered? must you not have umbered? must they not have umbered?
Perfeito com V-ing
must I not have been umbering? must you not have been umbering? must he not have been umbering? must we not have been umbering? must you not have been umbering? must they not have been umbering?