I could bank you could bank he could bank we could bank you could bank they could bank
Forma con V-ing
I could be banking you could be banking he could be banking we could be banking you could be banking they could be banking
Perfecto
I could have banked you could have banked he could have banked we could have banked you could have banked they could have banked
Perfecto con V-ing
I could have been banking you could have been banking he could have been banking we could have been banking you could have been banking they could have been banking
Negación
Forma simple
I could not bank you could not bank he could not bank we could not bank you could not bank they could not bank
Forma con V-ing
I could not be banking you could not be banking he could not be banking we could not be banking you could not be banking they could not be banking
Perfecto
I could not have banked you could not have banked he could not have banked we could not have banked you could not have banked they could not have banked
Perfecto con V-ing
I could not have been banking you could not have been banking he could not have been banking we could not have been banking you could not have been banking they could not have been banking
Forma interrogativa
Forma simple
could I bank? could you bank? could he bank? could we bank? could you bank? could they bank?
Forma con V-ing
could I be banking? could you be banking? could he be banking? could we be banking? could you be banking? could they be banking?
Perfecto
could I have banked? could you have banked? could he have banked? could we have banked? could you have banked? could they have banked?
Perfecto con V-ing
could I have been banking? could you have been banking? could he have been banking? could we have been banking? could you have been banking? could they have been banking?
Forma interro-negativa
Forma simple
could I not bank? could you not bank? could he not bank? could we not bank? could you not bank? could they not bank?
Forma con V-ing
could I not be banking? could you not be banking? could he not be banking? could we not be banking? could you not be banking? could they not be banking?
Perfecto
could I not have banked? could you not have banked? could he not have banked? could we not have banked? could you not have banked? could they not have banked?
Perfecto con V-ing
could I not have been banking? could you not have been banking? could he not have been banking? could we not have been banking? could you not have been banking? could they not have been banking?