Cuidado, este verbo pode não existir, a conjugação é dada como exemplo.
Afirmação
Forma simple
I could officer you could officer she could officer we could officer you could officer they could officer
Forma com V-ing
I could be officering you could be officering she could be officering we could be officering you could be officering they could be officering
Perfeito
I could have officered you could have officered she could have officered we could have officered you could have officered they could have officered
Perfeito com V-ing
I could have been officering you could have been officering she could have been officering we could have been officering you could have been officering they could have been officering
Negação
Forma simple
I could not officer you could not officer she could not officer we could not officer you could not officer they could not officer
Forma com V-ing
I could not be officering you could not be officering she could not be officering we could not be officering you could not be officering they could not be officering
Perfeito
I could not have officered you could not have officered she could not have officered we could not have officered you could not have officered they could not have officered
Perfeito com V-ing
I could not have been officering you could not have been officering she could not have been officering we could not have been officering you could not have been officering they could not have been officering
Forma interrogativa
Forma simple
could I officer? could you officer? could she officer? could we officer? could you officer? could they officer?
Forma com V-ing
could I be officering? could you be officering? could she be officering? could we be officering? could you be officering? could they be officering?
Perfeito
could I have officered? could you have officered? could she have officered? could we have officered? could you have officered? could they have officered?
Perfeito com V-ing
could I have been officering? could you have been officering? could she have been officering? could we have been officering? could you have been officering? could they have been officering?
Forma interro-Negação
Forma simple
could I not officer? could you not officer? could she not officer? could we not officer? could you not officer? could they not officer?
Forma com V-ing
could I not be officering? could you not be officering? could she not be officering? could we not be officering? could you not be officering? could they not be officering?
Perfeito
could I not have officered? could you not have officered? could she not have officered? could we not have officered? could you not have officered? could they not have officered?
Perfeito com V-ing
could I not have been officering? could you not have been officering? could she not have been officering? could we not have been officering? could you not have been officering? could they not have been officering?