I must clarify you must clarify he must clarify we must clarify you must clarify they must clarify
Forma con V-ing
I must be clarifying you must be clarifying he must be clarifying we must be clarifying you must be clarifying they must be clarifying
Perfecto
I must have clarified you must have clarified he must have clarified we must have clarified you must have clarified they must have clarified
Perfecto con V-ing
I must have been clarifying you must have been clarifying he must have been clarifying we must have been clarifying you must have been clarifying they must have been clarifying
Negación
Forma simple
I mustn't clarify you mustn't clarify he mustn't clarify we mustn't clarify you mustn't clarify they mustn't clarify
Forma con V-ing
I mustn't be clarifying you mustn't be clarifying he mustn't be clarifying we mustn't be clarifying you mustn't be clarifying they mustn't be clarifying
Perfecto
I mustn't have clarified you mustn't have clarified he mustn't have clarified we mustn't have clarified you mustn't have clarified they mustn't have clarified
Perfecto con V-ing
I mustn't have been clarifying you mustn't have been clarifying he mustn't have been clarifying we mustn't have been clarifying you mustn't have been clarifying they mustn't have been clarifying
Forma interrogativa
Forma simple
must I clarify? must you clarify? must he clarify? must we clarify? must you clarify? must they clarify?
Forma con V-ing
must I be clarifying? must you be clarifying? must he be clarifying? must we be clarifying? must you be clarifying? must they be clarifying?
Perfecto
must I have clarified? must you have clarified? must he have clarified? must we have clarified? must you have clarified? must they have clarified?
Perfecto con V-ing
must I have been clarifying? must you have been clarifying? must he have been clarifying? must we have been clarifying? must you have been clarifying? must they have been clarifying?
Forma interro-negativa
Forma simple
mustn't I clarify? mustn't you clarify? mustn't he clarify? mustn't we clarify? mustn't you clarify? mustn't they clarify?
Forma con V-ing
mustn't I be clarifying? mustn't you be clarifying? mustn't he be clarifying? mustn't we be clarifying? mustn't you be clarifying? mustn't they be clarifying?
Perfecto
mustn't I have clarified? mustn't you have clarified? mustn't he have clarified? mustn't we have clarified? mustn't you have clarified? mustn't they have clarified?
Perfecto con V-ing
mustn't I have been clarifying? mustn't you have been clarifying? mustn't he have been clarifying? mustn't we have been clarifying? mustn't you have been clarifying? mustn't they have been clarifying?