English verb conjugation
OUGHT TO PREINVITE

Regular verb: preinvite - preinvited - preinvited

Affirmation

Simple form	V-ing form
I ought to preinvite you ought to preinvite he ought to preinvite we ought to preinvite you ought to preinvite they ought to preinvite	I ought to be preinviting you ought to be preinviting he ought to be preinviting we ought to be preinviting you ought to be preinviting they ought to be preinviting
Perfect	V-ing perfect
I ought to have preinvited you ought to have preinvited he ought to have preinvited we ought to have preinvited you ought to have preinvited they ought to have preinvited	I ought to have been preinviting you ought to have been preinviting he ought to have been preinviting we ought to have been preinviting you ought to have been preinviting they ought to have been preinviting

Negation

Simple form	V-ing form
I ought not to preinvite you ought not to preinvite he ought not to preinvite we ought not to preinvite you ought not to preinvite they ought not to preinvite	I ought not to preinviting you ought not to preinviting he ought not to preinviting we ought not to preinviting you ought not to preinviting they ought not to preinviting
Perfect	V-ing perfect
I ought not to have preinvited you ought not to have preinvited he ought not to have preinvited we ought not to have preinvited you ought not to have preinvited they ought not to have preinvited	I ought not to have been preinviting you ought not to have been preinviting he ought not to have been preinviting we ought not to have been preinviting you ought not to have been preinviting they ought not to have been preinviting

Interrogative form

Simple form	V-ing form
ought to I preinvite? ought to you preinvite? ought to he preinvite? ought to we preinvite? ought to you preinvite? ought to they preinvite?	ought to I be preinviting? ought to you be preinviting? ought to he be preinviting? ought to we be preinviting? ought to you be preinviting? ought to they be preinviting?
Perfect	V-ing perfect
ought to I have preinvited? ought to you have preinvited? ought to he have preinvited? ought to we have preinvited? ought to you have preinvited? ought to they have preinvited?	ought to I have been preinviting? ought to you have been preinviting? ought to he have been preinviting? ought to we have been preinviting? ought to you have been preinviting? ought to they have been preinviting?

Interro-negative form

Simple form	V-ing form
ought I not to preinvite? ought you not to preinvite? ought he not to preinvite? ought we not to preinvite? ought you not to preinvite? ought they not to preinvite?	ought I not to be preinviting? ought you not to be preinviting? ought he not to be preinviting? ought we not to be preinviting? ought you not to be preinviting? ought they not to be preinviting?
Perfect	V-ing perfect
ought I not to have preinvited? ought you not to have preinvited? ought he not to have preinvited? ought we not to have preinvited? ought you not to have preinvited? ought they not to have preinvited?	ought I not to have been preinviting? ought you not to have been preinviting? ought he not to have been preinviting? ought we not to have been preinviting? ought you not to have been preinviting? ought they not to have been preinviting?