I must saber you must saber he must saber we must saber you must saber they must saber
Forma com V-ing
I must be sabering you must be sabering he must be sabering we must be sabering you must be sabering they must be sabering
Perfeito
I must have sabered you must have sabered he must have sabered we must have sabered you must have sabered they must have sabered
Perfeito com V-ing
I must have been sabering you must have been sabering he must have been sabering we must have been sabering you must have been sabering they must have been sabering
Negação
Forma simple
I mustn't saber you mustn't saber he mustn't saber we mustn't saber you mustn't saber they mustn't saber
Forma com V-ing
I mustn't be sabering you mustn't be sabering he mustn't be sabering we mustn't be sabering you mustn't be sabering they mustn't be sabering
Perfeito
I mustn't have sabered you mustn't have sabered he mustn't have sabered we mustn't have sabered you mustn't have sabered they mustn't have sabered
Perfeito com V-ing
I mustn't have been sabering you mustn't have been sabering he mustn't have been sabering we mustn't have been sabering you mustn't have been sabering they mustn't have been sabering
Forma interrogativa
Forma simple
must I saber? must you saber? must he saber? must we saber? must you saber? must they saber?
Forma com V-ing
must I be sabering? must you be sabering? must he be sabering? must we be sabering? must you be sabering? must they be sabering?
Perfeito
must I have sabered? must you have sabered? must he have sabered? must we have sabered? must you have sabered? must they have sabered?
Perfeito com V-ing
must I have been sabering? must you have been sabering? must he have been sabering? must we have been sabering? must you have been sabering? must they have been sabering?
Forma interro-Negação
Forma simple
mustn't I saber? mustn't you saber? mustn't he saber? mustn't we saber? mustn't you saber? mustn't they saber?
Forma com V-ing
mustn't I be sabering? mustn't you be sabering? mustn't he be sabering? mustn't we be sabering? mustn't you be sabering? mustn't they be sabering?
Perfeito
mustn't I have sabered? mustn't you have sabered? mustn't he have sabered? mustn't we have sabered? mustn't you have sabered? mustn't they have sabered?
Perfeito com V-ing
mustn't I have been sabering? mustn't you have been sabering? mustn't he have been sabering? mustn't we have been sabering? mustn't you have been sabering? mustn't they have been sabering?