I may glower you may glower he may glower we may glower you may glower they may glower
V-ing form
I may be glowering you may be glowering he may be glowering we may be glowering you may be glowering they may be glowering
Perfect
I may have glowered you may have glowered he may have glowered we may have glowered you may have glowered they may have glowered
V-ing perfect
I may have been glowering you may have been glowering he may have been glowering we may have been glowering you may have been glowering they may have been glowering
Negation
Simple form
I may not glower you may not glower he may not glower we may not glower you may not glower they may not glower
V-ing form
I may not be glowering you may not be glowering he may not be glowering we may not be glowering you may not be glowering they may not be glowering
Perfect
I may not have glowered you may not have glowered he may not have glowered we may not have glowered you may not have glowered they may not have glowered
V-ing perfect
I may not have been glowering you may not have been glowering he may not have been glowering we may not have been glowering you may not have been glowering they may not have been glowering
Interrogative form
Simple form
may I glower? may you glower? may he glower? may we glower? may you glower? may they glower?
V-ing form
may I be glowering? may you be glowering? may he be glowering? may we be glowering? may you be glowering? may they be glowering?
Perfect
may I have glowered? may you have glowered? may he have glowered? may we have glowered? may you have glowered? may they have glowered?
V-ing perfect
may I have been glowering? may you have been glowering? may he have been glowering? may we have been glowering? may you have been glowering? may they have been glowering?
Interro-negative form
Simple form
may I not glower? may you not glower? may he not glower? may we not glower? may you not glower? may they not glower?
V-ing form
may I not be glowering? may you not be glowering? may he not be glowering? may we not be glowering? may you not be glowering? may they not be glowering?
Perfect
may I not have glowered? may you not have glowered? may he not have glowered? may we not have glowered? may you not have glowered? may they not have glowered?
V-ing perfect
may I not have been glowering? may you not have been glowering? may he not have been glowering? may we not have been glowering? may you not have been glowering? may they not have been glowering?