I may know you may know she may know we may know you may know they may know
Forma com V-ing
I may be knowing you may be knowing she may be knowing we may be knowing you may be knowing they may be knowing
Perfeito
I may have known you may have known she may have known we may have known you may have known they may have known
Perfeito com V-ing
I may have been knowing you may have been knowing she may have been knowing we may have been knowing you may have been knowing they may have been knowing
Negação
Forma simple
I may not know you may not know she may not know we may not know you may not know they may not know
Forma com V-ing
I may not be knowing you may not be knowing she may not be knowing we may not be knowing you may not be knowing they may not be knowing
Perfeito
I may not have known you may not have known she may not have known we may not have known you may not have known they may not have known
Perfeito com V-ing
I may not have been knowing you may not have been knowing she may not have been knowing we may not have been knowing you may not have been knowing they may not have been knowing
Forma interrogativa
Forma simple
may I know? may you know? may she know? may we know? may you know? may they know?
Forma com V-ing
may I be knowing? may you be knowing? may she be knowing? may we be knowing? may you be knowing? may they be knowing?
Perfeito
may I have known? may you have known? may she have known? may we have known? may you have known? may they have known?
Perfeito com V-ing
may I have been knowing? may you have been knowing? may she have been knowing? may we have been knowing? may you have been knowing? may they have been knowing?
Forma interro-Negação
Forma simple
may I not know? may you not know? may she not know? may we not know? may you not know? may they not know?
Forma com V-ing
may I not be knowing? may you not be knowing? may she not be knowing? may we not be knowing? may you not be knowing? may they not be knowing?
Perfeito
may I not have known? may you not have known? may she not have known? may we not have known? may you not have known? may they not have known?
Perfeito com V-ing
may I not have been knowing? may you not have been knowing? may she not have been knowing? may we not have been knowing? may you not have been knowing? may they not have been knowing?