I may narrow you may narrow he may narrow we may narrow you may narrow they may narrow
V-ing form
I may be narrowing you may be narrowing he may be narrowing we may be narrowing you may be narrowing they may be narrowing
Perfect
I may have narrowed you may have narrowed he may have narrowed we may have narrowed you may have narrowed they may have narrowed
V-ing perfect
I may have been narrowing you may have been narrowing he may have been narrowing we may have been narrowing you may have been narrowing they may have been narrowing
Negation
Simple form
I may not narrow you may not narrow he may not narrow we may not narrow you may not narrow they may not narrow
V-ing form
I may not be narrowing you may not be narrowing he may not be narrowing we may not be narrowing you may not be narrowing they may not be narrowing
Perfect
I may not have narrowed you may not have narrowed he may not have narrowed we may not have narrowed you may not have narrowed they may not have narrowed
V-ing perfect
I may not have been narrowing you may not have been narrowing he may not have been narrowing we may not have been narrowing you may not have been narrowing they may not have been narrowing
Interrogative form
Simple form
may I narrow? may you narrow? may he narrow? may we narrow? may you narrow? may they narrow?
V-ing form
may I be narrowing? may you be narrowing? may he be narrowing? may we be narrowing? may you be narrowing? may they be narrowing?
Perfect
may I have narrowed? may you have narrowed? may he have narrowed? may we have narrowed? may you have narrowed? may they have narrowed?
V-ing perfect
may I have been narrowing? may you have been narrowing? may he have been narrowing? may we have been narrowing? may you have been narrowing? may they have been narrowing?
Interro-negative form
Simple form
may I not narrow? may you not narrow? may he not narrow? may we not narrow? may you not narrow? may they not narrow?
V-ing form
may I not be narrowing? may you not be narrowing? may he not be narrowing? may we not be narrowing? may you not be narrowing? may they not be narrowing?
Perfect
may I not have narrowed? may you not have narrowed? may he not have narrowed? may we not have narrowed? may you not have narrowed? may they not have narrowed?
V-ing perfect
may I not have been narrowing? may you not have been narrowing? may he not have been narrowing? may we not have been narrowing? may you not have been narrowing? may they not have been narrowing?