Conjugación del verbo inglés
COULD RACK

Verbo regular: rack - racked - racked

Afirmación

Forma simple	Forma con V-ing
I could rack you could rack he could rack we could rack you could rack they could rack	I could be racking you could be racking he could be racking we could be racking you could be racking they could be racking
Perfecto	Perfecto con V-ing
I could have racked you could have racked he could have racked we could have racked you could have racked they could have racked	I could have been racking you could have been racking he could have been racking we could have been racking you could have been racking they could have been racking

Negación

Forma simple	Forma con V-ing
I could not rack you could not rack he could not rack we could not rack you could not rack they could not rack	I could not be racking you could not be racking he could not be racking we could not be racking you could not be racking they could not be racking
Perfecto	Perfecto con V-ing
I could not have racked you could not have racked he could not have racked we could not have racked you could not have racked they could not have racked	I could not have been racking you could not have been racking he could not have been racking we could not have been racking you could not have been racking they could not have been racking

Forma interrogativa

Forma simple	Forma con V-ing
could I rack? could you rack? could he rack? could we rack? could you rack? could they rack?	could I be racking? could you be racking? could he be racking? could we be racking? could you be racking? could they be racking?
Perfecto	Perfecto con V-ing
could I have racked? could you have racked? could he have racked? could we have racked? could you have racked? could they have racked?	could I have been racking? could you have been racking? could he have been racking? could we have been racking? could you have been racking? could they have been racking?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not rack? could you not rack? could he not rack? could we not rack? could you not rack? could they not rack?	could I not be racking? could you not be racking? could he not be racking? could we not be racking? could you not be racking? could they not be racking?
Perfecto	Perfecto con V-ing
could I not have racked? could you not have racked? could he not have racked? could we not have racked? could you not have racked? could they not have racked?	could I not have been racking? could you not have been racking? could he not have been racking? could we not have been racking? could you not have been racking? could they not have been racking?