I may photoengrave you may photoengrave he may photoengrave we may photoengrave you may photoengrave they may photoengrave
V-ing form
I may be photoengraving you may be photoengraving he may be photoengraving we may be photoengraving you may be photoengraving they may be photoengraving
Perfect
I may have photoengraved you may have photoengraved he may have photoengraved we may have photoengraved you may have photoengraved they may have photoengraved
V-ing perfect
I may have been photoengraving you may have been photoengraving he may have been photoengraving we may have been photoengraving you may have been photoengraving they may have been photoengraving
Negation
Simple form
I mayn't photoengrave you mayn't photoengrave he mayn't photoengrave we mayn't photoengrave you mayn't photoengrave they mayn't photoengrave
V-ing form
I mayn't be photoengraving you mayn't be photoengraving he mayn't be photoengraving we mayn't be photoengraving you mayn't be photoengraving they mayn't be photoengraving
Perfect
I mayn't have photoengraved you mayn't have photoengraved he mayn't have photoengraved we mayn't have photoengraved you mayn't have photoengraved they mayn't have photoengraved
V-ing perfect
I mayn't have been photoengraving you mayn't have been photoengraving he mayn't have been photoengraving we mayn't have been photoengraving you mayn't have been photoengraving they mayn't have been photoengraving
Interrogative form
Simple form
may I photoengrave? may you photoengrave? may he photoengrave? may we photoengrave? may you photoengrave? may they photoengrave?
V-ing form
may I be photoengraving? may you be photoengraving? may he be photoengraving? may we be photoengraving? may you be photoengraving? may they be photoengraving?
Perfect
may I have photoengraved? may you have photoengraved? may he have photoengraved? may we have photoengraved? may you have photoengraved? may they have photoengraved?
V-ing perfect
may I have been photoengraving? may you have been photoengraving? may he have been photoengraving? may we have been photoengraving? may you have been photoengraving? may they have been photoengraving?
Interro-negative form
Simple form
mayn't I photoengrave? mayn't you photoengrave? mayn't he photoengrave? mayn't we photoengrave? mayn't you photoengrave? mayn't they photoengrave?
V-ing form
mayn't I be photoengraving? mayn't you be photoengraving? mayn't he be photoengraving? mayn't we be photoengraving? mayn't you be photoengraving? mayn't they be photoengraving?
Perfect
mayn't I have photoengraved? mayn't you have photoengraved? mayn't he have photoengraved? mayn't we have photoengraved? mayn't you have photoengraved? mayn't they have photoengraved?
V-ing perfect
mayn't I have been photoengraving? mayn't you have been photoengraving? mayn't he have been photoengraving? mayn't we have been photoengraving? mayn't you have been photoengraving? mayn't they have been photoengraving?