English verb conjugation
COULD BARBER

Regular verb: barber - barbered - barbered

Affirmation

Simple form	V-ing form
I could barber you could barber he could barber we could barber you could barber they could barber	I could be barbering you could be barbering he could be barbering we could be barbering you could be barbering they could be barbering
Perfect	V-ing perfect
I could have barbered you could have barbered he could have barbered we could have barbered you could have barbered they could have barbered	I could have been barbering you could have been barbering he could have been barbering we could have been barbering you could have been barbering they could have been barbering

Negation

Simple form	V-ing form
I couldn't barber you couldn't barber he couldn't barber we couldn't barber you couldn't barber they couldn't barber	I couldn't be barbering you couldn't be barbering he couldn't be barbering we couldn't be barbering you couldn't be barbering they couldn't be barbering
Perfect	V-ing perfect
I couldn't have barbered you couldn't have barbered he couldn't have barbered we couldn't have barbered you couldn't have barbered they couldn't have barbered	I couldn't have been barbering you couldn't have been barbering he couldn't have been barbering we couldn't have been barbering you couldn't have been barbering they couldn't have been barbering

Interrogative form

Simple form	V-ing form
could I barber? could you barber? could he barber? could we barber? could you barber? could they barber?	could I be barbering? could you be barbering? could he be barbering? could we be barbering? could you be barbering? could they be barbering?
Perfect	V-ing perfect
could I have barbered? could you have barbered? could he have barbered? could we have barbered? could you have barbered? could they have barbered?	could I have been barbering? could you have been barbering? could he have been barbering? could we have been barbering? could you have been barbering? could they have been barbering?

Interro-negative form

Simple form	V-ing form
couldn't I barber? couldn't you barber? couldn't he barber? couldn't we barber? couldn't you barber? couldn't they barber?	couldn't I be barbering? couldn't you be barbering? couldn't he be barbering? couldn't we be barbering? couldn't you be barbering? couldn't they be barbering?
Perfect	V-ing perfect
couldn't I have barbered? couldn't you have barbered? couldn't he have barbered? couldn't we have barbered? couldn't you have barbered? couldn't they have barbered?	couldn't I have been barbering? couldn't you have been barbering? couldn't he have been barbering? couldn't we have been barbering? couldn't you have been barbering? couldn't they have been barbering?