I may overlay you may overlay she may overlay we may overlay you may overlay they may overlay
V-ing form
I may be overlaying you may be overlaying she may be overlaying we may be overlaying you may be overlaying they may be overlaying
Perfect
I may have overlaid you may have overlaid she may have overlaid we may have overlaid you may have overlaid they may have overlaid
V-ing perfect
I may have been overlaying you may have been overlaying she may have been overlaying we may have been overlaying you may have been overlaying they may have been overlaying
Negation
Simple form
I mayn't overlay you mayn't overlay she mayn't overlay we mayn't overlay you mayn't overlay they mayn't overlay
V-ing form
I mayn't be overlaying you mayn't be overlaying she mayn't be overlaying we mayn't be overlaying you mayn't be overlaying they mayn't be overlaying
Perfect
I mayn't have overlaid you mayn't have overlaid she mayn't have overlaid we mayn't have overlaid you mayn't have overlaid they mayn't have overlaid
V-ing perfect
I mayn't have been overlaying you mayn't have been overlaying she mayn't have been overlaying we mayn't have been overlaying you mayn't have been overlaying they mayn't have been overlaying
Interrogative form
Simple form
may I overlay? may you overlay? may she overlay? may we overlay? may you overlay? may they overlay?
V-ing form
may I be overlaying? may you be overlaying? may she be overlaying? may we be overlaying? may you be overlaying? may they be overlaying?
Perfect
may I have overlaid? may you have overlaid? may she have overlaid? may we have overlaid? may you have overlaid? may they have overlaid?
V-ing perfect
may I have been overlaying? may you have been overlaying? may she have been overlaying? may we have been overlaying? may you have been overlaying? may they have been overlaying?
Interro-negative form
Simple form
mayn't I overlay? mayn't you overlay? mayn't she overlay? mayn't we overlay? mayn't you overlay? mayn't they overlay?
V-ing form
mayn't I be overlaying? mayn't you be overlaying? mayn't she be overlaying? mayn't we be overlaying? mayn't you be overlaying? mayn't they be overlaying?
Perfect
mayn't I have overlaid? mayn't you have overlaid? mayn't she have overlaid? mayn't we have overlaid? mayn't you have overlaid? mayn't they have overlaid?
V-ing perfect
mayn't I have been overlaying? mayn't you have been overlaying? mayn't she have been overlaying? mayn't we have been overlaying? mayn't you have been overlaying? mayn't they have been overlaying?