I may overlay you may overlay he may overlay we may overlay you may overlay they may overlay
V-ing form
I may be overlaying you may be overlaying he may be overlaying we may be overlaying you may be overlaying they may be overlaying
Perfect
I may have overlaid you may have overlaid he 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 he 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 he 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 he 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 he 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 he 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 he overlay? may we overlay? may you overlay? may they overlay?
V-ing form
may I be overlaying? may you be overlaying? may he be overlaying? may we be overlaying? may you be overlaying? may they be overlaying?
Perfect
may I have overlaid? may you have overlaid? may he 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 he 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 he 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 he 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 he 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 he have been overlaying? mayn't we have been overlaying? mayn't you have been overlaying? mayn't they have been overlaying?