English verb conjugation
COULD HARBINGER

Regular verb: harbinger - harbingered - harbingered

Affirmation

Simple form	V-ing form
I could harbinger you could harbinger she could harbinger we could harbinger you could harbinger they could harbinger	I could be harbingering you could be harbingering she could be harbingering we could be harbingering you could be harbingering they could be harbingering
Perfect	V-ing perfect
I could have harbingered you could have harbingered she could have harbingered we could have harbingered you could have harbingered they could have harbingered	I could have been harbingering you could have been harbingering she could have been harbingering we could have been harbingering you could have been harbingering they could have been harbingering

Negation

Simple form	V-ing form
I couldn't harbinger you couldn't harbinger she couldn't harbinger we couldn't harbinger you couldn't harbinger they couldn't harbinger	I couldn't be harbingering you couldn't be harbingering she couldn't be harbingering we couldn't be harbingering you couldn't be harbingering they couldn't be harbingering
Perfect	V-ing perfect
I couldn't have harbingered you couldn't have harbingered she couldn't have harbingered we couldn't have harbingered you couldn't have harbingered they couldn't have harbingered	I couldn't have been harbingering you couldn't have been harbingering she couldn't have been harbingering we couldn't have been harbingering you couldn't have been harbingering they couldn't have been harbingering

Interrogative form

Simple form	V-ing form
could I harbinger? could you harbinger? could she harbinger? could we harbinger? could you harbinger? could they harbinger?	could I be harbingering? could you be harbingering? could she be harbingering? could we be harbingering? could you be harbingering? could they be harbingering?
Perfect	V-ing perfect
could I have harbingered? could you have harbingered? could she have harbingered? could we have harbingered? could you have harbingered? could they have harbingered?	could I have been harbingering? could you have been harbingering? could she have been harbingering? could we have been harbingering? could you have been harbingering? could they have been harbingering?

Interro-negative form

Simple form	V-ing form
couldn't I harbinger? couldn't you harbinger? couldn't she harbinger? couldn't we harbinger? couldn't you harbinger? couldn't they harbinger?	couldn't I be harbingering? couldn't you be harbingering? couldn't she be harbingering? couldn't we be harbingering? couldn't you be harbingering? couldn't they be harbingering?
Perfect	V-ing perfect
couldn't I have harbingered? couldn't you have harbingered? couldn't she have harbingered? couldn't we have harbingered? couldn't you have harbingered? couldn't they have harbingered?	couldn't I have been harbingering? couldn't you have been harbingering? couldn't she have been harbingering? couldn't we have been harbingering? couldn't you have been harbingering? couldn't they have been harbingering?