I must crowd you must crowd he must crowd we must crowd you must crowd they must crowd
Forma com V-ing
I must be crowding you must be crowding he must be crowding we must be crowding you must be crowding they must be crowding
Perfeito
I must have crowded you must have crowded he must have crowded we must have crowded you must have crowded they must have crowded
Perfeito com V-ing
I must have been crowding you must have been crowding he must have been crowding we must have been crowding you must have been crowding they must have been crowding
Negação
Forma simple
I mustn't crowd you mustn't crowd he mustn't crowd we mustn't crowd you mustn't crowd they mustn't crowd
Forma com V-ing
I mustn't be crowding you mustn't be crowding he mustn't be crowding we mustn't be crowding you mustn't be crowding they mustn't be crowding
Perfeito
I mustn't have crowded you mustn't have crowded he mustn't have crowded we mustn't have crowded you mustn't have crowded they mustn't have crowded
Perfeito com V-ing
I mustn't have been crowding you mustn't have been crowding he mustn't have been crowding we mustn't have been crowding you mustn't have been crowding they mustn't have been crowding
Forma interrogativa
Forma simple
must I crowd? must you crowd? must he crowd? must we crowd? must you crowd? must they crowd?
Forma com V-ing
must I be crowding? must you be crowding? must he be crowding? must we be crowding? must you be crowding? must they be crowding?
Perfeito
must I have crowded? must you have crowded? must he have crowded? must we have crowded? must you have crowded? must they have crowded?
Perfeito com V-ing
must I have been crowding? must you have been crowding? must he have been crowding? must we have been crowding? must you have been crowding? must they have been crowding?
Forma interro-Negação
Forma simple
mustn't I crowd? mustn't you crowd? mustn't he crowd? mustn't we crowd? mustn't you crowd? mustn't they crowd?
Forma com V-ing
mustn't I be crowding? mustn't you be crowding? mustn't he be crowding? mustn't we be crowding? mustn't you be crowding? mustn't they be crowding?
Perfeito
mustn't I have crowded? mustn't you have crowded? mustn't he have crowded? mustn't we have crowded? mustn't you have crowded? mustn't they have crowded?
Perfeito com V-ing
mustn't I have been crowding? mustn't you have been crowding? mustn't he have been crowding? mustn't we have been crowding? mustn't you have been crowding? mustn't they have been crowding?