I must shiver you must shiver he must shiver we must shiver you must shiver they must shiver
Forma com V-ing
I must be shivering you must be shivering he must be shivering we must be shivering you must be shivering they must be shivering
Perfeito
I must have shivered you must have shivered he must have shivered we must have shivered you must have shivered they must have shivered
Perfeito com V-ing
I must have been shivering you must have been shivering he must have been shivering we must have been shivering you must have been shivering they must have been shivering
Negação
Forma simple
I mustn't shiver you mustn't shiver he mustn't shiver we mustn't shiver you mustn't shiver they mustn't shiver
Forma com V-ing
I mustn't be shivering you mustn't be shivering he mustn't be shivering we mustn't be shivering you mustn't be shivering they mustn't be shivering
Perfeito
I mustn't have shivered you mustn't have shivered he mustn't have shivered we mustn't have shivered you mustn't have shivered they mustn't have shivered
Perfeito com V-ing
I mustn't have been shivering you mustn't have been shivering he mustn't have been shivering we mustn't have been shivering you mustn't have been shivering they mustn't have been shivering
Forma interrogativa
Forma simple
must I shiver? must you shiver? must he shiver? must we shiver? must you shiver? must they shiver?
Forma com V-ing
must I be shivering? must you be shivering? must he be shivering? must we be shivering? must you be shivering? must they be shivering?
Perfeito
must I have shivered? must you have shivered? must he have shivered? must we have shivered? must you have shivered? must they have shivered?
Perfeito com V-ing
must I have been shivering? must you have been shivering? must he have been shivering? must we have been shivering? must you have been shivering? must they have been shivering?
Forma interro-Negação
Forma simple
mustn't I shiver? mustn't you shiver? mustn't he shiver? mustn't we shiver? mustn't you shiver? mustn't they shiver?
Forma com V-ing
mustn't I be shivering? mustn't you be shivering? mustn't he be shivering? mustn't we be shivering? mustn't you be shivering? mustn't they be shivering?
Perfeito
mustn't I have shivered? mustn't you have shivered? mustn't he have shivered? mustn't we have shivered? mustn't you have shivered? mustn't they have shivered?
Perfeito com V-ing
mustn't I have been shivering? mustn't you have been shivering? mustn't he have been shivering? mustn't we have been shivering? mustn't you have been shivering? mustn't they have been shivering?