Conjugación del verbo inglés
COULD VOLUNTEER

Verbo regular: volunteer - volunteered - volunteered

Afirmación

Forma simple	Forma con V-ing
I could volunteer you could volunteer he could volunteer we could volunteer you could volunteer they could volunteer	I could be volunteering you could be volunteering he could be volunteering we could be volunteering you could be volunteering they could be volunteering
Perfecto	Perfecto con V-ing
I could have volunteered you could have volunteered he could have volunteered we could have volunteered you could have volunteered they could have volunteered	I could have been volunteering you could have been volunteering he could have been volunteering we could have been volunteering you could have been volunteering they could have been volunteering

Negación

Forma simple	Forma con V-ing
I could not volunteer you could not volunteer he could not volunteer we could not volunteer you could not volunteer they could not volunteer	I could not be volunteering you could not be volunteering he could not be volunteering we could not be volunteering you could not be volunteering they could not be volunteering
Perfecto	Perfecto con V-ing
I could not have volunteered you could not have volunteered he could not have volunteered we could not have volunteered you could not have volunteered they could not have volunteered	I could not have been volunteering you could not have been volunteering he could not have been volunteering we could not have been volunteering you could not have been volunteering they could not have been volunteering

Forma interrogativa

Forma simple	Forma con V-ing
could I volunteer? could you volunteer? could he volunteer? could we volunteer? could you volunteer? could they volunteer?	could I be volunteering? could you be volunteering? could he be volunteering? could we be volunteering? could you be volunteering? could they be volunteering?
Perfecto	Perfecto con V-ing
could I have volunteered? could you have volunteered? could he have volunteered? could we have volunteered? could you have volunteered? could they have volunteered?	could I have been volunteering? could you have been volunteering? could he have been volunteering? could we have been volunteering? could you have been volunteering? could they have been volunteering?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not volunteer? could you not volunteer? could he not volunteer? could we not volunteer? could you not volunteer? could they not volunteer?	could I not be volunteering? could you not be volunteering? could he not be volunteering? could we not be volunteering? could you not be volunteering? could they not be volunteering?
Perfecto	Perfecto con V-ing
could I not have volunteered? could you not have volunteered? could he not have volunteered? could we not have volunteered? could you not have volunteered? could they not have volunteered?	could I not have been volunteering? could you not have been volunteering? could he not have been volunteering? could we not have been volunteering? could you not have been volunteering? could they not have been volunteering?