I could pilot you could pilot he could pilot we could pilot you could pilot they could pilot
Forma con V-ing
I could be piloting you could be piloting he could be piloting we could be piloting you could be piloting they could be piloting
Perfecto
I could have piloted you could have piloted he could have piloted we could have piloted you could have piloted they could have piloted
Perfecto con V-ing
I could have been piloting you could have been piloting he could have been piloting we could have been piloting you could have been piloting they could have been piloting
Negación
Forma simple
I could not pilot you could not pilot he could not pilot we could not pilot you could not pilot they could not pilot
Forma con V-ing
I could not be piloting you could not be piloting he could not be piloting we could not be piloting you could not be piloting they could not be piloting
Perfecto
I could not have piloted you could not have piloted he could not have piloted we could not have piloted you could not have piloted they could not have piloted
Perfecto con V-ing
I could not have been piloting you could not have been piloting he could not have been piloting we could not have been piloting you could not have been piloting they could not have been piloting
Forma interrogativa
Forma simple
could I pilot? could you pilot? could he pilot? could we pilot? could you pilot? could they pilot?
Forma con V-ing
could I be piloting? could you be piloting? could he be piloting? could we be piloting? could you be piloting? could they be piloting?
Perfecto
could I have piloted? could you have piloted? could he have piloted? could we have piloted? could you have piloted? could they have piloted?
Perfecto con V-ing
could I have been piloting? could you have been piloting? could he have been piloting? could we have been piloting? could you have been piloting? could they have been piloting?
Forma interro-negativa
Forma simple
could I not pilot? could you not pilot? could he not pilot? could we not pilot? could you not pilot? could they not pilot?
Forma con V-ing
could I not be piloting? could you not be piloting? could he not be piloting? could we not be piloting? could you not be piloting? could they not be piloting?
Perfecto
could I not have piloted? could you not have piloted? could he not have piloted? could we not have piloted? could you not have piloted? could they not have piloted?
Perfecto con V-ing
could I not have been piloting? could you not have been piloting? could he not have been piloting? could we not have been piloting? could you not have been piloting? could they not have been piloting?