Cuidado, este verbo pode não existir, a conjugação é dada como exemplo.
Afirmação
Forma simple
I may prefacer you may prefacer he may prefacer we may prefacer you may prefacer they may prefacer
Forma com V-ing
I may be prefacering you may be prefacering he may be prefacering we may be prefacering you may be prefacering they may be prefacering
Perfeito
I may have prefacered you may have prefacered he may have prefacered we may have prefacered you may have prefacered they may have prefacered
Perfeito com V-ing
I may have been prefacering you may have been prefacering he may have been prefacering we may have been prefacering you may have been prefacering they may have been prefacering
Negação
Forma simple
I may not prefacer you may not prefacer he may not prefacer we may not prefacer you may not prefacer they may not prefacer
Forma com V-ing
I may not be prefacering you may not be prefacering he may not be prefacering we may not be prefacering you may not be prefacering they may not be prefacering
Perfeito
I may not have prefacered you may not have prefacered he may not have prefacered we may not have prefacered you may not have prefacered they may not have prefacered
Perfeito com V-ing
I may not have been prefacering you may not have been prefacering he may not have been prefacering we may not have been prefacering you may not have been prefacering they may not have been prefacering
Forma interrogativa
Forma simple
may I prefacer? may you prefacer? may he prefacer? may we prefacer? may you prefacer? may they prefacer?
Forma com V-ing
may I be prefacering? may you be prefacering? may he be prefacering? may we be prefacering? may you be prefacering? may they be prefacering?
Perfeito
may I have prefacered? may you have prefacered? may he have prefacered? may we have prefacered? may you have prefacered? may they have prefacered?
Perfeito com V-ing
may I have been prefacering? may you have been prefacering? may he have been prefacering? may we have been prefacering? may you have been prefacering? may they have been prefacering?
Forma interro-Negação
Forma simple
may I not prefacer? may you not prefacer? may he not prefacer? may we not prefacer? may you not prefacer? may they not prefacer?
Forma com V-ing
may I not be prefacering? may you not be prefacering? may he not be prefacering? may we not be prefacering? may you not be prefacering? may they not be prefacering?
Perfeito
may I not have prefacered? may you not have prefacered? may he not have prefacered? may we not have prefacered? may you not have prefacered? may they not have prefacered?
Perfeito com V-ing
may I not have been prefacering? may you not have been prefacering? may he not have been prefacering? may we not have been prefacering? may you not have been prefacering? may they not have been prefacering?