English verb conjugation
OUGHT TO ENGRAVE

Regular verb: engrave - engraved - engraved

Affirmation

Simple form	V-ing form
I ought to engrave you ought to engrave she ought to engrave we ought to engrave you ought to engrave they ought to engrave	I ought to be engraving you ought to be engraving she ought to be engraving we ought to be engraving you ought to be engraving they ought to be engraving
Perfect	V-ing perfect
I ought to have engraved you ought to have engraved she ought to have engraved we ought to have engraved you ought to have engraved they ought to have engraved	I ought to have been engraving you ought to have been engraving she ought to have been engraving we ought to have been engraving you ought to have been engraving they ought to have been engraving

Negation

Simple form	V-ing form
I ought not to engrave you ought not to engrave she ought not to engrave we ought not to engrave you ought not to engrave they ought not to engrave	I ought not to engraving you ought not to engraving she ought not to engraving we ought not to engraving you ought not to engraving they ought not to engraving
Perfect	V-ing perfect
I ought not to have engraved you ought not to have engraved she ought not to have engraved we ought not to have engraved you ought not to have engraved they ought not to have engraved	I ought not to have been engraving you ought not to have been engraving she ought not to have been engraving we ought not to have been engraving you ought not to have been engraving they ought not to have been engraving

Interrogative form

Simple form	V-ing form
ought to I engrave? ought to you engrave? ought to she engrave? ought to we engrave? ought to you engrave? ought to they engrave?	ought to I be engraving? ought to you be engraving? ought to she be engraving? ought to we be engraving? ought to you be engraving? ought to they be engraving?
Perfect	V-ing perfect
ought to I have engraved? ought to you have engraved? ought to she have engraved? ought to we have engraved? ought to you have engraved? ought to they have engraved?	ought to I have been engraving? ought to you have been engraving? ought to she have been engraving? ought to we have been engraving? ought to you have been engraving? ought to they have been engraving?

Interro-negative form

Simple form	V-ing form
ought I not to engrave? ought you not to engrave? ought she not to engrave? ought we not to engrave? ought you not to engrave? ought they not to engrave?	ought I not to be engraving? ought you not to be engraving? ought she not to be engraving? ought we not to be engraving? ought you not to be engraving? ought they not to be engraving?
Perfect	V-ing perfect
ought I not to have engraved? ought you not to have engraved? ought she not to have engraved? ought we not to have engraved? ought you not to have engraved? ought they not to have engraved?	ought I not to have been engraving? ought you not to have been engraving? ought she not to have been engraving? ought we not to have been engraving? ought you not to have been engraving? ought they not to have been engraving?