English verb conjugation
COULD BLATHER

Regular verb: blather - blathered - blathered

Affirmation

Simple form	V-ing form
I could blather you could blather she could blather we could blather you could blather they could blather	I could be blathering you could be blathering she could be blathering we could be blathering you could be blathering they could be blathering
Perfect	V-ing perfect
I could have blathered you could have blathered she could have blathered we could have blathered you could have blathered they could have blathered	I could have been blathering you could have been blathering she could have been blathering we could have been blathering you could have been blathering they could have been blathering

Negation

Simple form	V-ing form
I could not blather you could not blather she could not blather we could not blather you could not blather they could not blather	I could not be blathering you could not be blathering she could not be blathering we could not be blathering you could not be blathering they could not be blathering
Perfect	V-ing perfect
I could not have blathered you could not have blathered she could not have blathered we could not have blathered you could not have blathered they could not have blathered	I could not have been blathering you could not have been blathering she could not have been blathering we could not have been blathering you could not have been blathering they could not have been blathering

Interrogative form

Simple form	V-ing form
could I blather? could you blather? could she blather? could we blather? could you blather? could they blather?	could I be blathering? could you be blathering? could she be blathering? could we be blathering? could you be blathering? could they be blathering?
Perfect	V-ing perfect
could I have blathered? could you have blathered? could she have blathered? could we have blathered? could you have blathered? could they have blathered?	could I have been blathering? could you have been blathering? could she have been blathering? could we have been blathering? could you have been blathering? could they have been blathering?

Interro-negative form

Simple form	V-ing form
could I not blather? could you not blather? could she not blather? could we not blather? could you not blather? could they not blather?	could I not be blathering? could you not be blathering? could she not be blathering? could we not be blathering? could you not be blathering? could they not be blathering?
Perfect	V-ing perfect
could I not have blathered? could you not have blathered? could she not have blathered? could we not have blathered? could you not have blathered? could they not have blathered?	could I not have been blathering? could you not have been blathering? could she not have been blathering? could we not have been blathering? could you not have been blathering? could they not have been blathering?