I may stab you may stab she may stab we may stab you may stab they may stab
V-ing form
I may be stabbing you may be stabbing she may be stabbing we may be stabbing you may be stabbing they may be stabbing
Perfect
I may have stabbed you may have stabbed she may have stabbed we may have stabbed you may have stabbed they may have stabbed
V-ing perfect
I may have been stabbing you may have been stabbing she may have been stabbing we may have been stabbing you may have been stabbing they may have been stabbing
Negation
Simple form
I may not stab you may not stab she may not stab we may not stab you may not stab they may not stab
V-ing form
I may not be stabbing you may not be stabbing she may not be stabbing we may not be stabbing you may not be stabbing they may not be stabbing
Perfect
I may not have stabbed you may not have stabbed she may not have stabbed we may not have stabbed you may not have stabbed they may not have stabbed
V-ing perfect
I may not have been stabbing you may not have been stabbing she may not have been stabbing we may not have been stabbing you may not have been stabbing they may not have been stabbing
Interrogative form
Simple form
may I stab? may you stab? may she stab? may we stab? may you stab? may they stab?
V-ing form
may I be stabbing? may you be stabbing? may she be stabbing? may we be stabbing? may you be stabbing? may they be stabbing?
Perfect
may I have stabbed? may you have stabbed? may she have stabbed? may we have stabbed? may you have stabbed? may they have stabbed?
V-ing perfect
may I have been stabbing? may you have been stabbing? may she have been stabbing? may we have been stabbing? may you have been stabbing? may they have been stabbing?
Interro-negative form
Simple form
may I not stab? may you not stab? may she not stab? may we not stab? may you not stab? may they not stab?
V-ing form
may I not be stabbing? may you not be stabbing? may she not be stabbing? may we not be stabbing? may you not be stabbing? may they not be stabbing?
Perfect
may I not have stabbed? may you not have stabbed? may she not have stabbed? may we not have stabbed? may you not have stabbed? may they not have stabbed?
V-ing perfect
may I not have been stabbing? may you not have been stabbing? may she not have been stabbing? may we not have been stabbing? may you not have been stabbing? may they not have been stabbing?