English verb conjugation
COULD REBUT

Regular verb: rebut - rebuted - rebuted

Affirmation

Simple form	V-ing form
I could rebut you could rebut he could rebut we could rebut you could rebut they could rebut	I could be rebuting you could be rebuting he could be rebuting we could be rebuting you could be rebuting they could be rebuting
Perfect	V-ing perfect
I could have rebuted you could have rebuted he could have rebuted we could have rebuted you could have rebuted they could have rebuted	I could have been rebuting you could have been rebuting he could have been rebuting we could have been rebuting you could have been rebuting they could have been rebuting

Negation

Simple form	V-ing form
I could not rebut you could not rebut he could not rebut we could not rebut you could not rebut they could not rebut	I could not be rebuting you could not be rebuting he could not be rebuting we could not be rebuting you could not be rebuting they could not be rebuting
Perfect	V-ing perfect
I could not have rebuted you could not have rebuted he could not have rebuted we could not have rebuted you could not have rebuted they could not have rebuted	I could not have been rebuting you could not have been rebuting he could not have been rebuting we could not have been rebuting you could not have been rebuting they could not have been rebuting

Interrogative form

Simple form	V-ing form
could I rebut? could you rebut? could he rebut? could we rebut? could you rebut? could they rebut?	could I be rebuting? could you be rebuting? could he be rebuting? could we be rebuting? could you be rebuting? could they be rebuting?
Perfect	V-ing perfect
could I have rebuted? could you have rebuted? could he have rebuted? could we have rebuted? could you have rebuted? could they have rebuted?	could I have been rebuting? could you have been rebuting? could he have been rebuting? could we have been rebuting? could you have been rebuting? could they have been rebuting?

Interro-negative form

Simple form	V-ing form
could I not rebut? could you not rebut? could he not rebut? could we not rebut? could you not rebut? could they not rebut?	could I not be rebuting? could you not be rebuting? could he not be rebuting? could we not be rebuting? could you not be rebuting? could they not be rebuting?
Perfect	V-ing perfect
could I not have rebuted? could you not have rebuted? could he not have rebuted? could we not have rebuted? could you not have rebuted? could they not have rebuted?	could I not have been rebuting? could you not have been rebuting? could he not have been rebuting? could we not have been rebuting? could you not have been rebuting? could they not have been rebuting?