I can sour you can sour he can sour we can sour you can sour they can sour
Forma con V-ing
I can be souring you can be souring he can be souring we can be souring you can be souring they can be souring
Perfecto
I can have soured you can have soured he can have soured we can have soured you can have soured they can have soured
Perfecto con V-ing
I can have been souring you can have been souring he can have been souring we can have been souring you can have been souring they can have been souring
Negación
Forma simple
I can't sour you can't sour he can't sour we can't sour you can't sour they can't sour
Forma con V-ing
I can't be souring you can't be souring he can't be souring we can't be souring you can't be souring they can't be souring
Perfecto
I can't have soured you can't have soured he can't have soured we can't have soured you can't have soured they can't have soured
Perfecto con V-ing
I can't have been souring you can't have been souring he can't have been souring we can't have been souring you can't have been souring they can't have been souring
Forma interrogativa
Forma simple
can I sour? can you sour? can he sour? can we sour? can you sour? can they sour?
Forma con V-ing
can I be souring? can you be souring? can he be souring? can we be souring? can you be souring? can they be souring?
Perfecto
can I have soured? can you have soured? can he have soured? can we have soured? can you have soured? can they have soured?
Perfecto con V-ing
can I have been souring? can you have been souring? can he have been souring? can we have been souring? can you have been souring? can they have been souring?
Forma interro-negativa
Forma simple
can't I sour? can't you sour? can't he sour? can't we sour? can't you sour? can't they sour?
Forma con V-ing
can't I be souring? can't you be souring? can't he be souring? can't we be souring? can't you be souring? can't they be souring?
Perfecto
can't I have soured? can't you have soured? can't he have soured? can't we have soured? can't you have soured? can't they have soured?
Perfecto con V-ing
can't I have been souring? can't you have been souring? can't he have been souring? can't we have been souring? can't you have been souring? can't they have been souring?