I can snake you can snake he can snake we can snake you can snake they can snake
Forma con V-ing
I can be snaking you can be snaking he can be snaking we can be snaking you can be snaking they can be snaking
Perfecto
I can have snaked you can have snaked he can have snaked we can have snaked you can have snaked they can have snaked
Perfecto con V-ing
I can have been snaking you can have been snaking he can have been snaking we can have been snaking you can have been snaking they can have been snaking
Negación
Forma simple
I can't snake you can't snake he can't snake we can't snake you can't snake they can't snake
Forma con V-ing
I can't be snaking you can't be snaking he can't be snaking we can't be snaking you can't be snaking they can't be snaking
Perfecto
I can't have snaked you can't have snaked he can't have snaked we can't have snaked you can't have snaked they can't have snaked
Perfecto con V-ing
I can't have been snaking you can't have been snaking he can't have been snaking we can't have been snaking you can't have been snaking they can't have been snaking
Forma interrogativa
Forma simple
can I snake? can you snake? can he snake? can we snake? can you snake? can they snake?
Forma con V-ing
can I be snaking? can you be snaking? can he be snaking? can we be snaking? can you be snaking? can they be snaking?
Perfecto
can I have snaked? can you have snaked? can he have snaked? can we have snaked? can you have snaked? can they have snaked?
Perfecto con V-ing
can I have been snaking? can you have been snaking? can he have been snaking? can we have been snaking? can you have been snaking? can they have been snaking?
Forma interro-negativa
Forma simple
can't I snake? can't you snake? can't he snake? can't we snake? can't you snake? can't they snake?
Forma con V-ing
can't I be snaking? can't you be snaking? can't he be snaking? can't we be snaking? can't you be snaking? can't they be snaking?
Perfecto
can't I have snaked? can't you have snaked? can't he have snaked? can't we have snaked? can't you have snaked? can't they have snaked?
Perfecto con V-ing
can't I have been snaking? can't you have been snaking? can't he have been snaking? can't we have been snaking? can't you have been snaking? can't they have been snaking?