I can soften you can soften he can soften we can soften you can soften they can soften
Forma con V-ing
I can be softening you can be softening he can be softening we can be softening you can be softening they can be softening
Perfecto
I can have softened you can have softened he can have softened we can have softened you can have softened they can have softened
Perfecto con V-ing
I can have been softening you can have been softening he can have been softening we can have been softening you can have been softening they can have been softening
Negación
Forma simple
I can't soften you can't soften he can't soften we can't soften you can't soften they can't soften
Forma con V-ing
I can't be softening you can't be softening he can't be softening we can't be softening you can't be softening they can't be softening
Perfecto
I can't have softened you can't have softened he can't have softened we can't have softened you can't have softened they can't have softened
Perfecto con V-ing
I can't have been softening you can't have been softening he can't have been softening we can't have been softening you can't have been softening they can't have been softening
Forma interrogativa
Forma simple
can I soften? can you soften? can he soften? can we soften? can you soften? can they soften?
Forma con V-ing
can I be softening? can you be softening? can he be softening? can we be softening? can you be softening? can they be softening?
Perfecto
can I have softened? can you have softened? can he have softened? can we have softened? can you have softened? can they have softened?
Perfecto con V-ing
can I have been softening? can you have been softening? can he have been softening? can we have been softening? can you have been softening? can they have been softening?
Forma interro-negativa
Forma simple
can't I soften? can't you soften? can't he soften? can't we soften? can't you soften? can't they soften?
Forma con V-ing
can't I be softening? can't you be softening? can't he be softening? can't we be softening? can't you be softening? can't they be softening?
Perfecto
can't I have softened? can't you have softened? can't he have softened? can't we have softened? can't you have softened? can't they have softened?
Perfecto con V-ing
can't I have been softening? can't you have been softening? can't he have been softening? can't we have been softening? can't you have been softening? can't they have been softening?