I may gnaw you may gnaw he may gnaw we may gnaw you may gnaw they may gnaw
V-ing form
I may be gnawing you may be gnawing he may be gnawing we may be gnawing you may be gnawing they may be gnawing
Perfect
I may have gnawed you may have gnawed he may have gnawed we may have gnawed you may have gnawed they may have gnawed
V-ing perfect
I may have been gnawing you may have been gnawing he may have been gnawing we may have been gnawing you may have been gnawing they may have been gnawing
Negation
Simple form
I may not gnaw you may not gnaw he may not gnaw we may not gnaw you may not gnaw they may not gnaw
V-ing form
I may not be gnawing you may not be gnawing he may not be gnawing we may not be gnawing you may not be gnawing they may not be gnawing
Perfect
I may not have gnawed you may not have gnawed he may not have gnawed we may not have gnawed you may not have gnawed they may not have gnawed
V-ing perfect
I may not have been gnawing you may not have been gnawing he may not have been gnawing we may not have been gnawing you may not have been gnawing they may not have been gnawing
Interrogative form
Simple form
may I gnaw? may you gnaw? may he gnaw? may we gnaw? may you gnaw? may they gnaw?
V-ing form
may I be gnawing? may you be gnawing? may he be gnawing? may we be gnawing? may you be gnawing? may they be gnawing?
Perfect
may I have gnawed? may you have gnawed? may he have gnawed? may we have gnawed? may you have gnawed? may they have gnawed?
V-ing perfect
may I have been gnawing? may you have been gnawing? may he have been gnawing? may we have been gnawing? may you have been gnawing? may they have been gnawing?
Interro-negative form
Simple form
may I not gnaw? may you not gnaw? may he not gnaw? may we not gnaw? may you not gnaw? may they not gnaw?
V-ing form
may I not be gnawing? may you not be gnawing? may he not be gnawing? may we not be gnawing? may you not be gnawing? may they not be gnawing?
Perfect
may I not have gnawed? may you not have gnawed? may he not have gnawed? may we not have gnawed? may you not have gnawed? may they not have gnawed?
V-ing perfect
may I not have been gnawing? may you not have been gnawing? may he not have been gnawing? may we not have been gnawing? may you not have been gnawing? may they not have been gnawing?