I could sneer you could sneer she could sneer we could sneer you could sneer they could sneer
Forma con V-ing
I could be sneering you could be sneering she could be sneering we could be sneering you could be sneering they could be sneering
Perfecto
I could have sneered you could have sneered she could have sneered we could have sneered you could have sneered they could have sneered
Perfecto con V-ing
I could have been sneering you could have been sneering she could have been sneering we could have been sneering you could have been sneering they could have been sneering
Negación
Forma simple
I could not sneer you could not sneer she could not sneer we could not sneer you could not sneer they could not sneer
Forma con V-ing
I could not be sneering you could not be sneering she could not be sneering we could not be sneering you could not be sneering they could not be sneering
Perfecto
I could not have sneered you could not have sneered she could not have sneered we could not have sneered you could not have sneered they could not have sneered
Perfecto con V-ing
I could not have been sneering you could not have been sneering she could not have been sneering we could not have been sneering you could not have been sneering they could not have been sneering
Forma interrogativa
Forma simple
could I sneer? could you sneer? could she sneer? could we sneer? could you sneer? could they sneer?
Forma con V-ing
could I be sneering? could you be sneering? could she be sneering? could we be sneering? could you be sneering? could they be sneering?
Perfecto
could I have sneered? could you have sneered? could she have sneered? could we have sneered? could you have sneered? could they have sneered?
Perfecto con V-ing
could I have been sneering? could you have been sneering? could she have been sneering? could we have been sneering? could you have been sneering? could they have been sneering?
Forma interro-negativa
Forma simple
could I not sneer? could you not sneer? could she not sneer? could we not sneer? could you not sneer? could they not sneer?
Forma con V-ing
could I not be sneering? could you not be sneering? could she not be sneering? could we not be sneering? could you not be sneering? could they not be sneering?
Perfecto
could I not have sneered? could you not have sneered? could she not have sneered? could we not have sneered? could you not have sneered? could they not have sneered?
Perfecto con V-ing
could I not have been sneering? could you not have been sneering? could she not have been sneering? could we not have been sneering? could you not have been sneering? could they not have been sneering?