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 may not photoengrave you may not photoengrave he may not photoengrave we may not photoengrave you may not photoengrave they may not photoengrave
V-ing form
I may not be photoengraving you may not be photoengraving he may not be photoengraving we may not be photoengraving you may not be photoengraving they may not be photoengraving
Perfect
I may not have photoengraved you may not have photoengraved he may not have photoengraved we may not have photoengraved you may not have photoengraved they may not have photoengraved
V-ing perfect
I may not have been photoengraving you may not have been photoengraving he may not have been photoengraving we may not have been photoengraving you may not have been photoengraving they may not 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
may I not photoengrave? may you not photoengrave? may he not photoengrave? may we not photoengrave? may you not photoengrave? may they not photoengrave?
V-ing form
may I not be photoengraving? may you not be photoengraving? may he not be photoengraving? may we not be photoengraving? may you not be photoengraving? may they not be photoengraving?
Perfect
may I not have photoengraved? may you not have photoengraved? may he not have photoengraved? may we not have photoengraved? may you not have photoengraved? may they not have photoengraved?
V-ing perfect
may I not have been photoengraving? may you not have been photoengraving? may he not have been photoengraving? may we not have been photoengraving? may you not have been photoengraving? may they not have been photoengraving?