Conjugación del verbo inglés
COULD DESCALE

Verbo regular: descale - descaled - descaled

Afirmación

Forma simple	Forma con V-ing
I could descale you could descale he could descale we could descale you could descale they could descale	I could be descaling you could be descaling he could be descaling we could be descaling you could be descaling they could be descaling
Perfecto	Perfecto con V-ing
I could have descaled you could have descaled he could have descaled we could have descaled you could have descaled they could have descaled	I could have been descaling you could have been descaling he could have been descaling we could have been descaling you could have been descaling they could have been descaling

Negación

Forma simple	Forma con V-ing
I could not descale you could not descale he could not descale we could not descale you could not descale they could not descale	I could not be descaling you could not be descaling he could not be descaling we could not be descaling you could not be descaling they could not be descaling
Perfecto	Perfecto con V-ing
I could not have descaled you could not have descaled he could not have descaled we could not have descaled you could not have descaled they could not have descaled	I could not have been descaling you could not have been descaling he could not have been descaling we could not have been descaling you could not have been descaling they could not have been descaling

Forma interrogativa

Forma simple	Forma con V-ing
could I descale? could you descale? could he descale? could we descale? could you descale? could they descale?	could I be descaling? could you be descaling? could he be descaling? could we be descaling? could you be descaling? could they be descaling?
Perfecto	Perfecto con V-ing
could I have descaled? could you have descaled? could he have descaled? could we have descaled? could you have descaled? could they have descaled?	could I have been descaling? could you have been descaling? could he have been descaling? could we have been descaling? could you have been descaling? could they have been descaling?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not descale? could you not descale? could he not descale? could we not descale? could you not descale? could they not descale?	could I not be descaling? could you not be descaling? could he not be descaling? could we not be descaling? could you not be descaling? could they not be descaling?
Perfecto	Perfecto con V-ing
could I not have descaled? could you not have descaled? could he not have descaled? could we not have descaled? could you not have descaled? could they not have descaled?	could I not have been descaling? could you not have been descaling? could he not have been descaling? could we not have been descaling? could you not have been descaling? could they not have been descaling?