English verb conjugation
CAN PREFACER

Regular verb: prefacer - prefacered - prefacered

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I can prefacer you can prefacer he can prefacer we can prefacer you can prefacer they can prefacer	I can be prefacering you can be prefacering he can be prefacering we can be prefacering you can be prefacering they can be prefacering
Perfect	V-ing perfect
I can have prefacered you can have prefacered he can have prefacered we can have prefacered you can have prefacered they can have prefacered	I can have been prefacering you can have been prefacering he can have been prefacering we can have been prefacering you can have been prefacering they can have been prefacering

Negation

Simple form	V-ing form
I cannot prefacer you cannot prefacer he cannot prefacer we cannot prefacer you cannot prefacer they cannot prefacer	I cannot be prefacering you cannot be prefacering he cannot be prefacering we cannot be prefacering you cannot be prefacering they cannot be prefacering
Perfect	V-ing perfect
I cannot have prefacered you cannot have prefacered he cannot have prefacered we cannot have prefacered you cannot have prefacered they cannot have prefacered	I cannot have been prefacering you cannot have been prefacering he cannot have been prefacering we cannot have been prefacering you cannot have been prefacering they cannot have been prefacering

Interrogative form

Simple form	V-ing form
can I prefacer? can you prefacer? can he prefacer? can we prefacer? can you prefacer? can they prefacer?	can I be prefacering? can you be prefacering? can he be prefacering? can we be prefacering? can you be prefacering? can they be prefacering?
Perfect	V-ing perfect
can I have prefacered? can you have prefacered? can he have prefacered? can we have prefacered? can you have prefacered? can they have prefacered?	can I have been prefacering? can you have been prefacering? can he have been prefacering? can we have been prefacering? can you have been prefacering? can they have been prefacering?

Interro-negative form

Simple form	V-ing form
can I not prefacer? can you not prefacer? can he not prefacer? can we not prefacer? can you not prefacer? can they not prefacer?	can I not be prefacering? can you not be prefacering? can he not be prefacering? can we not be prefacering? can you not be prefacering? can they not be prefacering?
Perfect	V-ing perfect
can I not have prefacered? can you not have prefacered? can he not have prefacered? can we not have prefacered? can you not have prefacered? can they not have prefacered?	can I not have been prefacering? can you not have been prefacering? can he not have been prefacering? can we not have been prefacering? can you not have been prefacering? can they not have been prefacering?