English verb conjugation
CAN PREINVITE

Regular verb: preinvite - preinvited - preinvited

Affirmation

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

Negation

Simple form	V-ing form
I cannot preinvite you cannot preinvite he cannot preinvite we cannot preinvite you cannot preinvite they cannot preinvite	I cannot be preinviting you cannot be preinviting he cannot be preinviting we cannot be preinviting you cannot be preinviting they cannot be preinviting
Perfect	V-ing perfect
I cannot have preinvited you cannot have preinvited he cannot have preinvited we cannot have preinvited you cannot have preinvited they cannot have preinvited	I cannot have been preinviting you cannot have been preinviting he cannot have been preinviting we cannot have been preinviting you cannot have been preinviting they cannot have been preinviting

Interrogative form

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

Interro-negative form

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