I may show you may show she may show we may show you may show they may show
V-ing form
I may be showing you may be showing she may be showing we may be showing you may be showing they may be showing
Perfect
I may have shown you may have shown she may have shown we may have shown you may have shown they may have shown
V-ing perfect
I may have been showing you may have been showing she may have been showing we may have been showing you may have been showing they may have been showing
Negation
Simple form
I may not show you may not show she may not show we may not show you may not show they may not show
V-ing form
I may not be showing you may not be showing she may not be showing we may not be showing you may not be showing they may not be showing
Perfect
I may not have shown you may not have shown she may not have shown we may not have shown you may not have shown they may not have shown
V-ing perfect
I may not have been showing you may not have been showing she may not have been showing we may not have been showing you may not have been showing they may not have been showing
Interrogative form
Simple form
may I show? may you show? may she show? may we show? may you show? may they show?
V-ing form
may I be showing? may you be showing? may she be showing? may we be showing? may you be showing? may they be showing?
Perfect
may I have shown? may you have shown? may she have shown? may we have shown? may you have shown? may they have shown?
V-ing perfect
may I have been showing? may you have been showing? may she have been showing? may we have been showing? may you have been showing? may they have been showing?
Interro-negative form
Simple form
may I not show? may you not show? may she not show? may we not show? may you not show? may they not show?
V-ing form
may I not be showing? may you not be showing? may she not be showing? may we not be showing? may you not be showing? may they not be showing?
Perfect
may I not have shown? may you not have shown? may she not have shown? may we not have shown? may you not have shown? may they not have shown?
V-ing perfect
may I not have been showing? may you not have been showing? may she not have been showing? may we not have been showing? may you not have been showing? may they not have been showing?