I may mat you may mat he may mat we may mat you may mat they may mat
V-ing form
I may be matting you may be matting he may be matting we may be matting you may be matting they may be matting
Perfect
I may have matted you may have matted he may have matted we may have matted you may have matted they may have matted
V-ing perfect
I may have been matting you may have been matting he may have been matting we may have been matting you may have been matting they may have been matting
Negation
Simple form
I may not mat you may not mat he may not mat we may not mat you may not mat they may not mat
V-ing form
I may not be matting you may not be matting he may not be matting we may not be matting you may not be matting they may not be matting
Perfect
I may not have matted you may not have matted he may not have matted we may not have matted you may not have matted they may not have matted
V-ing perfect
I may not have been matting you may not have been matting he may not have been matting we may not have been matting you may not have been matting they may not have been matting
Interrogative form
Simple form
may I mat? may you mat? may he mat? may we mat? may you mat? may they mat?
V-ing form
may I be matting? may you be matting? may he be matting? may we be matting? may you be matting? may they be matting?
Perfect
may I have matted? may you have matted? may he have matted? may we have matted? may you have matted? may they have matted?
V-ing perfect
may I have been matting? may you have been matting? may he have been matting? may we have been matting? may you have been matting? may they have been matting?
Interro-negative form
Simple form
may I not mat? may you not mat? may he not mat? may we not mat? may you not mat? may they not mat?
V-ing form
may I not be matting? may you not be matting? may he not be matting? may we not be matting? may you not be matting? may they not be matting?
Perfect
may I not have matted? may you not have matted? may he not have matted? may we not have matted? may you not have matted? may they not have matted?
V-ing perfect
may I not have been matting? may you not have been matting? may he not have been matting? may we not have been matting? may you not have been matting? may they not have been matting?