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