I must incur you must incur he must incur we must incur you must incur they must incur
Forma com V-ing
I must be incurring you must be incurring he must be incurring we must be incurring you must be incurring they must be incurring
Perfeito
I must have incurred you must have incurred he must have incurred we must have incurred you must have incurred they must have incurred
Perfeito com V-ing
I must have been incurring you must have been incurring he must have been incurring we must have been incurring you must have been incurring they must have been incurring
Negação
Forma simple
I mustn't incur you mustn't incur he mustn't incur we mustn't incur you mustn't incur they mustn't incur
Forma com V-ing
I mustn't be incurring you mustn't be incurring he mustn't be incurring we mustn't be incurring you mustn't be incurring they mustn't be incurring
Perfeito
I mustn't have incurred you mustn't have incurred he mustn't have incurred we mustn't have incurred you mustn't have incurred they mustn't have incurred
Perfeito com V-ing
I mustn't have been incurring you mustn't have been incurring he mustn't have been incurring we mustn't have been incurring you mustn't have been incurring they mustn't have been incurring
Forma interrogativa
Forma simple
must I incur? must you incur? must he incur? must we incur? must you incur? must they incur?
Forma com V-ing
must I be incurring? must you be incurring? must he be incurring? must we be incurring? must you be incurring? must they be incurring?
Perfeito
must I have incurred? must you have incurred? must he have incurred? must we have incurred? must you have incurred? must they have incurred?
Perfeito com V-ing
must I have been incurring? must you have been incurring? must he have been incurring? must we have been incurring? must you have been incurring? must they have been incurring?
Forma interro-Negação
Forma simple
mustn't I incur? mustn't you incur? mustn't he incur? mustn't we incur? mustn't you incur? mustn't they incur?
Forma com V-ing
mustn't I be incurring? mustn't you be incurring? mustn't he be incurring? mustn't we be incurring? mustn't you be incurring? mustn't they be incurring?
Perfeito
mustn't I have incurred? mustn't you have incurred? mustn't he have incurred? mustn't we have incurred? mustn't you have incurred? mustn't they have incurred?
Perfeito com V-ing
mustn't I have been incurring? mustn't you have been incurring? mustn't he have been incurring? mustn't we have been incurring? mustn't you have been incurring? mustn't they have been incurring?