English verb conjugation
CAN FATHER

Regular verb: father - fathered - fathered

Affirmation

Simple form	V-ing form
I can father you can father he can father we can father you can father they can father	I can be fathering you can be fathering he can be fathering we can be fathering you can be fathering they can be fathering
Perfect	V-ing perfect
I can have fathered you can have fathered he can have fathered we can have fathered you can have fathered they can have fathered	I can have been fathering you can have been fathering he can have been fathering we can have been fathering you can have been fathering they can have been fathering

Negation

Simple form	V-ing form
I can't father you can't father he can't father we can't father you can't father they can't father	I can't be fathering you can't be fathering he can't be fathering we can't be fathering you can't be fathering they can't be fathering
Perfect	V-ing perfect
I can't have fathered you can't have fathered he can't have fathered we can't have fathered you can't have fathered they can't have fathered	I can't have been fathering you can't have been fathering he can't have been fathering we can't have been fathering you can't have been fathering they can't have been fathering

Interrogative form

Simple form	V-ing form
can I father? can you father? can he father? can we father? can you father? can they father?	can I be fathering? can you be fathering? can he be fathering? can we be fathering? can you be fathering? can they be fathering?
Perfect	V-ing perfect
can I have fathered? can you have fathered? can he have fathered? can we have fathered? can you have fathered? can they have fathered?	can I have been fathering? can you have been fathering? can he have been fathering? can we have been fathering? can you have been fathering? can they have been fathering?

Interro-negative form

Simple form	V-ing form
can't I father? can't you father? can't he father? can't we father? can't you father? can't they father?	can't I be fathering? can't you be fathering? can't he be fathering? can't we be fathering? can't you be fathering? can't they be fathering?
Perfect	V-ing perfect
can't I have fathered? can't you have fathered? can't he have fathered? can't we have fathered? can't you have fathered? can't they have fathered?	can't I have been fathering? can't you have been fathering? can't he have been fathering? can't we have been fathering? can't you have been fathering? can't they have been fathering?