I must snake you must snake he must snake we must snake you must snake they must snake
Forma com V-ing
I must be snaking you must be snaking he must be snaking we must be snaking you must be snaking they must be snaking
Perfeito
I must have snaked you must have snaked he must have snaked we must have snaked you must have snaked they must have snaked
Perfeito com V-ing
I must have been snaking you must have been snaking he must have been snaking we must have been snaking you must have been snaking they must have been snaking
Negação
Forma simple
I mustn't snake you mustn't snake he mustn't snake we mustn't snake you mustn't snake they mustn't snake
Forma com V-ing
I mustn't be snaking you mustn't be snaking he mustn't be snaking we mustn't be snaking you mustn't be snaking they mustn't be snaking
Perfeito
I mustn't have snaked you mustn't have snaked he mustn't have snaked we mustn't have snaked you mustn't have snaked they mustn't have snaked
Perfeito com V-ing
I mustn't have been snaking you mustn't have been snaking he mustn't have been snaking we mustn't have been snaking you mustn't have been snaking they mustn't have been snaking
Forma interrogativa
Forma simple
must I snake? must you snake? must he snake? must we snake? must you snake? must they snake?
Forma com V-ing
must I be snaking? must you be snaking? must he be snaking? must we be snaking? must you be snaking? must they be snaking?
Perfeito
must I have snaked? must you have snaked? must he have snaked? must we have snaked? must you have snaked? must they have snaked?
Perfeito com V-ing
must I have been snaking? must you have been snaking? must he have been snaking? must we have been snaking? must you have been snaking? must they have been snaking?
Forma interro-Negação
Forma simple
mustn't I snake? mustn't you snake? mustn't he snake? mustn't we snake? mustn't you snake? mustn't they snake?
Forma com V-ing
mustn't I be snaking? mustn't you be snaking? mustn't he be snaking? mustn't we be snaking? mustn't you be snaking? mustn't they be snaking?
Perfeito
mustn't I have snaked? mustn't you have snaked? mustn't he have snaked? mustn't we have snaked? mustn't you have snaked? mustn't they have snaked?
Perfeito com V-ing
mustn't I have been snaking? mustn't you have been snaking? mustn't he have been snaking? mustn't we have been snaking? mustn't you have been snaking? mustn't they have been snaking?