I could cycle you could cycle she could cycle we could cycle you could cycle they could cycle
Forma con V-ing
I could be cycling you could be cycling she could be cycling we could be cycling you could be cycling they could be cycling
Perfecto
I could have cycled you could have cycled she could have cycled we could have cycled you could have cycled they could have cycled
Perfecto con V-ing
I could have been cycling you could have been cycling she could have been cycling we could have been cycling you could have been cycling they could have been cycling
Negación
Forma simple
I could not cycle you could not cycle she could not cycle we could not cycle you could not cycle they could not cycle
Forma con V-ing
I could not be cycling you could not be cycling she could not be cycling we could not be cycling you could not be cycling they could not be cycling
Perfecto
I could not have cycled you could not have cycled she could not have cycled we could not have cycled you could not have cycled they could not have cycled
Perfecto con V-ing
I could not have been cycling you could not have been cycling she could not have been cycling we could not have been cycling you could not have been cycling they could not have been cycling
Forma interrogativa
Forma simple
could I cycle? could you cycle? could she cycle? could we cycle? could you cycle? could they cycle?
Forma con V-ing
could I be cycling? could you be cycling? could she be cycling? could we be cycling? could you be cycling? could they be cycling?
Perfecto
could I have cycled? could you have cycled? could she have cycled? could we have cycled? could you have cycled? could they have cycled?
Perfecto con V-ing
could I have been cycling? could you have been cycling? could she have been cycling? could we have been cycling? could you have been cycling? could they have been cycling?
Forma interro-negativa
Forma simple
could I not cycle? could you not cycle? could she not cycle? could we not cycle? could you not cycle? could they not cycle?
Forma con V-ing
could I not be cycling? could you not be cycling? could she not be cycling? could we not be cycling? could you not be cycling? could they not be cycling?
Perfecto
could I not have cycled? could you not have cycled? could she not have cycled? could we not have cycled? could you not have cycled? could they not have cycled?
Perfecto con V-ing
could I not have been cycling? could you not have been cycling? could she not have been cycling? could we not have been cycling? could you not have been cycling? could they not have been cycling?