ought to preinvite
Regular verb: preinvite - preinvited- preinvited

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