I could chip you could chip she could chip we could chip you could chip they could chip
Forma con V-ing
I could be chipping you could be chipping she could be chipping we could be chipping you could be chipping they could be chipping
Perfecto
I could have chipped you could have chipped she could have chipped we could have chipped you could have chipped they could have chipped
Perfecto con V-ing
I could have been chipping you could have been chipping she could have been chipping we could have been chipping you could have been chipping they could have been chipping
Negación
Forma simple
I could not chip you could not chip she could not chip we could not chip you could not chip they could not chip
Forma con V-ing
I could not be chipping you could not be chipping she could not be chipping we could not be chipping you could not be chipping they could not be chipping
Perfecto
I could not have chipped you could not have chipped she could not have chipped we could not have chipped you could not have chipped they could not have chipped
Perfecto con V-ing
I could not have been chipping you could not have been chipping she could not have been chipping we could not have been chipping you could not have been chipping they could not have been chipping
Forma interrogativa
Forma simple
could I chip? could you chip? could she chip? could we chip? could you chip? could they chip?
Forma con V-ing
could I be chipping? could you be chipping? could she be chipping? could we be chipping? could you be chipping? could they be chipping?
Perfecto
could I have chipped? could you have chipped? could she have chipped? could we have chipped? could you have chipped? could they have chipped?
Perfecto con V-ing
could I have been chipping? could you have been chipping? could she have been chipping? could we have been chipping? could you have been chipping? could they have been chipping?
Forma interro-negativa
Forma simple
could I not chip? could you not chip? could she not chip? could we not chip? could you not chip? could they not chip?
Forma con V-ing
could I not be chipping? could you not be chipping? could she not be chipping? could we not be chipping? could you not be chipping? could they not be chipping?
Perfecto
could I not have chipped? could you not have chipped? could she not have chipped? could we not have chipped? could you not have chipped? could they not have chipped?
Perfecto con V-ing
could I not have been chipping? could you not have been chipping? could she not have been chipping? could we not have been chipping? could you not have been chipping? could they not have been chipping?