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