could preinvite
Verbo regular: preinvite - preinvited- preinvited

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could preinvite
you could preinvite
he could preinvite
we could preinvite
you could preinvite
they could preinvite 	I could be preinviting
you could be preinviting
he could be preinviting
we could be preinviting
you could be preinviting
they could be preinviting	I could have preinvited
you could have preinvited
he could have preinvited
we could have preinvited
you could have preinvited
they could have preinvited	I could have been preinviting
you could have been preinviting
he could have been preinviting
we could have been preinviting
you could have been preinviting
they could have been preinviting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't preinvite
you couldn't preinvite
he couldn't preinvite
we couldn't preinvite
you couldn't preinvite
they couldn't preinvite 	I couldn't be preinviting
you couldn't be preinviting
he couldn't be preinviting
we couldn't be preinviting
you couldn't be preinviting
they couldn't be preinviting	I couldn't have preinvited
you couldn't have preinvited
he couldn't have preinvited
we couldn't have preinvited
you couldn't have preinvited
they couldn't have preinvited	I couldn't have been preinviting
you couldn't have been preinviting
he couldn't have been preinviting
we couldn't have been preinviting
you couldn't have been preinviting
they couldn't have been preinviting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I preinvite?
could you preinvite?
could he preinvite?
could we preinvite?
could you preinvite?
could they preinvite? 	could I be preinviting?
could you be preinviting?
could he be preinviting?
could we be preinviting?
could you be preinviting?
could they be preinviting? 	could I have preinvited?
could you have preinvited?
could he have preinvited?
could we have preinvited?
could you have preinvited?
could they have preinvited? 	could I have been preinviting?
could you have been preinviting?
could he have been preinviting?
could we have been preinviting?
could you have been preinviting?
could they have been preinviting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I preinvite?
couldn't you preinvite?
couldn't he preinvite?
couldn't we preinvite?
couldn't you preinvite?
couldn't they preinvite? 	couldn't I be preinviting?
couldn't you be preinviting?
couldn't he be preinviting?
couldn't we be preinviting?
couldn't you be preinviting?
couldn't they be preinviting? 	couldn't I have preinvited?
couldn't you have preinvited?
couldn't he have preinvited?
couldn't we have preinvited?
couldn't you have preinvited?
couldn't they have preinvited? 	couldn't I have been preinviting?
couldn't you have been preinviting?
couldn't he have been preinviting?
couldn't we have been preinviting?
couldn't you have been preinviting?
couldn't they have been preinviting?