I can poke you can poke he can poke we can poke you can poke they can poke
Forma con V-ing
I can be poking you can be poking he can be poking we can be poking you can be poking they can be poking
Perfecto
I can have poked you can have poked he can have poked we can have poked you can have poked they can have poked
Perfecto con V-ing
I can have been poking you can have been poking he can have been poking we can have been poking you can have been poking they can have been poking
Negación
Forma simple
I cannot poke you cannot poke he cannot poke we cannot poke you cannot poke they cannot poke
Forma con V-ing
I cannot be poking you cannot be poking he cannot be poking we cannot be poking you cannot be poking they cannot be poking
Perfecto
I cannot have poked you cannot have poked he cannot have poked we cannot have poked you cannot have poked they cannot have poked
Perfecto con V-ing
I cannot have been poking you cannot have been poking he cannot have been poking we cannot have been poking you cannot have been poking they cannot have been poking
Forma interrogativa
Forma simple
can I poke? can you poke? can he poke? can we poke? can you poke? can they poke?
Forma con V-ing
can I be poking? can you be poking? can he be poking? can we be poking? can you be poking? can they be poking?
Perfecto
can I have poked? can you have poked? can he have poked? can we have poked? can you have poked? can they have poked?
Perfecto con V-ing
can I have been poking? can you have been poking? can he have been poking? can we have been poking? can you have been poking? can they have been poking?
Forma interro-negativa
Forma simple
can I not poke? can you not poke? can he not poke? can we not poke? can you not poke? can they not poke?
Forma con V-ing
can I not be poking? can you not be poking? can he not be poking? can we not be poking? can you not be poking? can they not be poking?
Perfecto
can I not have poked? can you not have poked? can he not have poked? can we not have poked? can you not have poked? can they not have poked?
Perfecto con V-ing
can I not have been poking? can you not have been poking? can he not have been poking? can we not have been poking? can you not have been poking? can they not have been poking?