I must will you must will he must will we must will you must will they must will
Forma com V-ing
I must be willing you must be willing he must be willing we must be willing you must be willing they must be willing
Perfeito
I must have willed you must have willed he must have willed we must have willed you must have willed they must have willed
Perfeito com V-ing
I must have been willing you must have been willing he must have been willing we must have been willing you must have been willing they must have been willing
Negação
Forma simple
I mustn't will you mustn't will he mustn't will we mustn't will you mustn't will they mustn't will
Forma com V-ing
I mustn't be willing you mustn't be willing he mustn't be willing we mustn't be willing you mustn't be willing they mustn't be willing
Perfeito
I mustn't have willed you mustn't have willed he mustn't have willed we mustn't have willed you mustn't have willed they mustn't have willed
Perfeito com V-ing
I mustn't have been willing you mustn't have been willing he mustn't have been willing we mustn't have been willing you mustn't have been willing they mustn't have been willing
Forma interrogativa
Forma simple
must I will? must you will? must he will? must we will? must you will? must they will?
Forma com V-ing
must I be willing? must you be willing? must he be willing? must we be willing? must you be willing? must they be willing?
Perfeito
must I have willed? must you have willed? must he have willed? must we have willed? must you have willed? must they have willed?
Perfeito com V-ing
must I have been willing? must you have been willing? must he have been willing? must we have been willing? must you have been willing? must they have been willing?
Forma interro-Negação
Forma simple
mustn't I will? mustn't you will? mustn't he will? mustn't we will? mustn't you will? mustn't they will?
Forma com V-ing
mustn't I be willing? mustn't you be willing? mustn't he be willing? mustn't we be willing? mustn't you be willing? mustn't they be willing?
Perfeito
mustn't I have willed? mustn't you have willed? mustn't he have willed? mustn't we have willed? mustn't you have willed? mustn't they have willed?
Perfeito com V-ing
mustn't I have been willing? mustn't you have been willing? mustn't he have been willing? mustn't we have been willing? mustn't you have been willing? mustn't they have been willing?