I can smoothen you can smoothen he can smoothen we can smoothen you can smoothen they can smoothen
Forma con V-ing
I can be smoothening you can be smoothening he can be smoothening we can be smoothening you can be smoothening they can be smoothening
Perfecto
I can have smoothened you can have smoothened he can have smoothened we can have smoothened you can have smoothened they can have smoothened
Perfecto con V-ing
I can have been smoothening you can have been smoothening he can have been smoothening we can have been smoothening you can have been smoothening they can have been smoothening
Negación
Forma simple
I cannot smoothen you cannot smoothen he cannot smoothen we cannot smoothen you cannot smoothen they cannot smoothen
Forma con V-ing
I cannot be smoothening you cannot be smoothening he cannot be smoothening we cannot be smoothening you cannot be smoothening they cannot be smoothening
Perfecto
I cannot have smoothened you cannot have smoothened he cannot have smoothened we cannot have smoothened you cannot have smoothened they cannot have smoothened
Perfecto con V-ing
I cannot have been smoothening you cannot have been smoothening he cannot have been smoothening we cannot have been smoothening you cannot have been smoothening they cannot have been smoothening
Forma interrogativa
Forma simple
can I smoothen? can you smoothen? can he smoothen? can we smoothen? can you smoothen? can they smoothen?
Forma con V-ing
can I be smoothening? can you be smoothening? can he be smoothening? can we be smoothening? can you be smoothening? can they be smoothening?
Perfecto
can I have smoothened? can you have smoothened? can he have smoothened? can we have smoothened? can you have smoothened? can they have smoothened?
Perfecto con V-ing
can I have been smoothening? can you have been smoothening? can he have been smoothening? can we have been smoothening? can you have been smoothening? can they have been smoothening?
Forma interro-negativa
Forma simple
can I not smoothen? can you not smoothen? can he not smoothen? can we not smoothen? can you not smoothen? can they not smoothen?
Forma con V-ing
can I not be smoothening? can you not be smoothening? can he not be smoothening? can we not be smoothening? can you not be smoothening? can they not be smoothening?
Perfecto
can I not have smoothened? can you not have smoothened? can he not have smoothened? can we not have smoothened? can you not have smoothened? can they not have smoothened?
Perfecto con V-ing
can I not have been smoothening? can you not have been smoothening? can he not have been smoothening? can we not have been smoothening? can you not have been smoothening? can they not have been smoothening?