English verb conjugation
MUST PHOTOENGRAVE

Regular verb: photoengrave - photoengraved - photoengraved

Affirmation

Simple form	V-ing form
I must photoengrave you must photoengrave he must photoengrave we must photoengrave you must photoengrave they must photoengrave	I must be photoengraving you must be photoengraving he must be photoengraving we must be photoengraving you must be photoengraving they must be photoengraving
Perfect	V-ing perfect
I must have photoengraved you must have photoengraved he must have photoengraved we must have photoengraved you must have photoengraved they must have photoengraved	I must have been photoengraving you must have been photoengraving he must have been photoengraving we must have been photoengraving you must have been photoengraving they must have been photoengraving

Negation

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

Interrogative form

Simple form	V-ing form
must I photoengrave? must you photoengrave? must he photoengrave? must we photoengrave? must you photoengrave? must they photoengrave?	must I be photoengraving? must you be photoengraving? must he be photoengraving? must we be photoengraving? must you be photoengraving? must they be photoengraving?
Perfect	V-ing perfect
must I have photoengraved? must you have photoengraved? must he have photoengraved? must we have photoengraved? must you have photoengraved? must they have photoengraved?	must I have been photoengraving? must you have been photoengraving? must he have been photoengraving? must we have been photoengraving? must you have been photoengraving? must they have been photoengraving?

Interro-negative form

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