I must succeed you must succeed she must succeed we must succeed you must succeed they must succeed
Forma com V-ing
I must be succeeding you must be succeeding she must be succeeding we must be succeeding you must be succeeding they must be succeeding
Perfeito
I must have succeeded you must have succeeded she must have succeeded we must have succeeded you must have succeeded they must have succeeded
Perfeito com V-ing
I must have been succeeding you must have been succeeding she must have been succeeding we must have been succeeding you must have been succeeding they must have been succeeding
Negação
Forma simple
I mustn't succeed you mustn't succeed she mustn't succeed we mustn't succeed you mustn't succeed they mustn't succeed
Forma com V-ing
I mustn't be succeeding you mustn't be succeeding she mustn't be succeeding we mustn't be succeeding you mustn't be succeeding they mustn't be succeeding
Perfeito
I mustn't have succeeded you mustn't have succeeded she mustn't have succeeded we mustn't have succeeded you mustn't have succeeded they mustn't have succeeded
Perfeito com V-ing
I mustn't have been succeeding you mustn't have been succeeding she mustn't have been succeeding we mustn't have been succeeding you mustn't have been succeeding they mustn't have been succeeding
Forma interrogativa
Forma simple
must I succeed? must you succeed? must she succeed? must we succeed? must you succeed? must they succeed?
Forma com V-ing
must I be succeeding? must you be succeeding? must she be succeeding? must we be succeeding? must you be succeeding? must they be succeeding?
Perfeito
must I have succeeded? must you have succeeded? must she have succeeded? must we have succeeded? must you have succeeded? must they have succeeded?
Perfeito com V-ing
must I have been succeeding? must you have been succeeding? must she have been succeeding? must we have been succeeding? must you have been succeeding? must they have been succeeding?
Forma interro-Negação
Forma simple
mustn't I succeed? mustn't you succeed? mustn't she succeed? mustn't we succeed? mustn't you succeed? mustn't they succeed?
Forma com V-ing
mustn't I be succeeding? mustn't you be succeeding? mustn't she be succeeding? mustn't we be succeeding? mustn't you be succeeding? mustn't they be succeeding?
Perfeito
mustn't I have succeeded? mustn't you have succeeded? mustn't she have succeeded? mustn't we have succeeded? mustn't you have succeeded? mustn't they have succeeded?
Perfeito com V-ing
mustn't I have been succeeding? mustn't you have been succeeding? mustn't she have been succeeding? mustn't we have been succeeding? mustn't you have been succeeding? mustn't they have been succeeding?