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