I could poke you could poke he could poke we could poke you could poke they could poke
Forma con V-ing
I could be poking you could be poking he could be poking we could be poking you could be poking they could be poking
Perfecto
I could have poked you could have poked he could have poked we could have poked you could have poked they could have poked
Perfecto con V-ing
I could have been poking you could have been poking he could have been poking we could have been poking you could have been poking they could have been poking
Negación
Forma simple
I couldn't poke you couldn't poke he couldn't poke we couldn't poke you couldn't poke they couldn't poke
Forma con V-ing
I couldn't be poking you couldn't be poking he couldn't be poking we couldn't be poking you couldn't be poking they couldn't be poking
Perfecto
I couldn't have poked you couldn't have poked he couldn't have poked we couldn't have poked you couldn't have poked they couldn't have poked
Perfecto con V-ing
I couldn't have been poking you couldn't have been poking he couldn't have been poking we couldn't have been poking you couldn't have been poking they couldn't have been poking
Forma interrogativa
Forma simple
could I poke? could you poke? could he poke? could we poke? could you poke? could they poke?
Forma con V-ing
could I be poking? could you be poking? could he be poking? could we be poking? could you be poking? could they be poking?
Perfecto
could I have poked? could you have poked? could he have poked? could we have poked? could you have poked? could they have poked?
Perfecto con V-ing
could I have been poking? could you have been poking? could he have been poking? could we have been poking? could you have been poking? could they have been poking?
Forma interro-negativa
Forma simple
couldn't I poke? couldn't you poke? couldn't he poke? couldn't we poke? couldn't you poke? couldn't they poke?
Forma con V-ing
couldn't I be poking? couldn't you be poking? couldn't he be poking? couldn't we be poking? couldn't you be poking? couldn't they be poking?
Perfecto
couldn't I have poked? couldn't you have poked? couldn't he have poked? couldn't we have poked? couldn't you have poked? couldn't they have poked?
Perfecto con V-ing
couldn't I have been poking? couldn't you have been poking? couldn't he have been poking? couldn't we have been poking? couldn't you have been poking? couldn't they have been poking?