I can slither you can slither he can slither we can slither you can slither they can slither
Forma con V-ing
I can be slithering you can be slithering he can be slithering we can be slithering you can be slithering they can be slithering
Perfecto
I can have slithered you can have slithered he can have slithered we can have slithered you can have slithered they can have slithered
Perfecto con V-ing
I can have been slithering you can have been slithering he can have been slithering we can have been slithering you can have been slithering they can have been slithering
Negación
Forma simple
I cannot slither you cannot slither he cannot slither we cannot slither you cannot slither they cannot slither
Forma con V-ing
I cannot be slithering you cannot be slithering he cannot be slithering we cannot be slithering you cannot be slithering they cannot be slithering
Perfecto
I cannot have slithered you cannot have slithered he cannot have slithered we cannot have slithered you cannot have slithered they cannot have slithered
Perfecto con V-ing
I cannot have been slithering you cannot have been slithering he cannot have been slithering we cannot have been slithering you cannot have been slithering they cannot have been slithering
Forma interrogativa
Forma simple
can I slither? can you slither? can he slither? can we slither? can you slither? can they slither?
Forma con V-ing
can I be slithering? can you be slithering? can he be slithering? can we be slithering? can you be slithering? can they be slithering?
Perfecto
can I have slithered? can you have slithered? can he have slithered? can we have slithered? can you have slithered? can they have slithered?
Perfecto con V-ing
can I have been slithering? can you have been slithering? can he have been slithering? can we have been slithering? can you have been slithering? can they have been slithering?
Forma interro-negativa
Forma simple
can I not slither? can you not slither? can he not slither? can we not slither? can you not slither? can they not slither?
Forma con V-ing
can I not be slithering? can you not be slithering? can he not be slithering? can we not be slithering? can you not be slithering? can they not be slithering?
Perfecto
can I not have slithered? can you not have slithered? can he not have slithered? can we not have slithered? can you not have slithered? can they not have slithered?
Perfecto con V-ing
can I not have been slithering? can you not have been slithering? can he not have been slithering? can we not have been slithering? can you not have been slithering? can they not have been slithering?