I may retain you may retain she may retain we may retain you may retain they may retain
Forma com V-ing
I may be retaining you may be retaining she may be retaining we may be retaining you may be retaining they may be retaining
Perfeito
I may have retained you may have retained she may have retained we may have retained you may have retained they may have retained
Perfeito com V-ing
I may have been retaining you may have been retaining she may have been retaining we may have been retaining you may have been retaining they may have been retaining
Negação
Forma simple
I may not retain you may not retain she may not retain we may not retain you may not retain they may not retain
Forma com V-ing
I may not be retaining you may not be retaining she may not be retaining we may not be retaining you may not be retaining they may not be retaining
Perfeito
I may not have retained you may not have retained she may not have retained we may not have retained you may not have retained they may not have retained
Perfeito com V-ing
I may not have been retaining you may not have been retaining she may not have been retaining we may not have been retaining you may not have been retaining they may not have been retaining
Forma interrogativa
Forma simple
may I retain? may you retain? may she retain? may we retain? may you retain? may they retain?
Forma com V-ing
may I be retaining? may you be retaining? may she be retaining? may we be retaining? may you be retaining? may they be retaining?
Perfeito
may I have retained? may you have retained? may she have retained? may we have retained? may you have retained? may they have retained?
Perfeito com V-ing
may I have been retaining? may you have been retaining? may she have been retaining? may we have been retaining? may you have been retaining? may they have been retaining?
Forma interro-Negação
Forma simple
may I not retain? may you not retain? may she not retain? may we not retain? may you not retain? may they not retain?
Forma com V-ing
may I not be retaining? may you not be retaining? may she not be retaining? may we not be retaining? may you not be retaining? may they not be retaining?
Perfeito
may I not have retained? may you not have retained? may she not have retained? may we not have retained? may you not have retained? may they not have retained?
Perfeito com V-ing
may I not have been retaining? may you not have been retaining? may she not have been retaining? may we not have been retaining? may you not have been retaining? may they not have been retaining?