I could explore you could explore she could explore we could explore you could explore they could explore
Forma con V-ing
I could be exploring you could be exploring she could be exploring we could be exploring you could be exploring they could be exploring
Perfecto
I could have explored you could have explored she could have explored we could have explored you could have explored they could have explored
Perfecto con V-ing
I could have been exploring you could have been exploring she could have been exploring we could have been exploring you could have been exploring they could have been exploring
Negación
Forma simple
I couldn't explore you couldn't explore she couldn't explore we couldn't explore you couldn't explore they couldn't explore
Forma con V-ing
I couldn't be exploring you couldn't be exploring she couldn't be exploring we couldn't be exploring you couldn't be exploring they couldn't be exploring
Perfecto
I couldn't have explored you couldn't have explored she couldn't have explored we couldn't have explored you couldn't have explored they couldn't have explored
Perfecto con V-ing
I couldn't have been exploring you couldn't have been exploring she couldn't have been exploring we couldn't have been exploring you couldn't have been exploring they couldn't have been exploring
Forma interrogativa
Forma simple
could I explore? could you explore? could she explore? could we explore? could you explore? could they explore?
Forma con V-ing
could I be exploring? could you be exploring? could she be exploring? could we be exploring? could you be exploring? could they be exploring?
Perfecto
could I have explored? could you have explored? could she have explored? could we have explored? could you have explored? could they have explored?
Perfecto con V-ing
could I have been exploring? could you have been exploring? could she have been exploring? could we have been exploring? could you have been exploring? could they have been exploring?
Forma interro-negativa
Forma simple
couldn't I explore? couldn't you explore? couldn't she explore? couldn't we explore? couldn't you explore? couldn't they explore?
Forma con V-ing
couldn't I be exploring? couldn't you be exploring? couldn't she be exploring? couldn't we be exploring? couldn't you be exploring? couldn't they be exploring?
Perfecto
couldn't I have explored? couldn't you have explored? couldn't she have explored? couldn't we have explored? couldn't you have explored? couldn't they have explored?
Perfecto con V-ing
couldn't I have been exploring? couldn't you have been exploring? couldn't she have been exploring? couldn't we have been exploring? couldn't you have been exploring? couldn't they have been exploring?