English verb conjugation
COULD DEBUT

Regular verb: debut - debuted - debuted

Affirmation

Simple form	V-ing form
I could debut you could debut he could debut we could debut you could debut they could debut	I could be debuting you could be debuting he could be debuting we could be debuting you could be debuting they could be debuting
Perfect	V-ing perfect
I could have debuted you could have debuted he could have debuted we could have debuted you could have debuted they could have debuted	I could have been debuting you could have been debuting he could have been debuting we could have been debuting you could have been debuting they could have been debuting

Negation

Simple form	V-ing form
I could not debut you could not debut he could not debut we could not debut you could not debut they could not debut	I could not be debuting you could not be debuting he could not be debuting we could not be debuting you could not be debuting they could not be debuting
Perfect	V-ing perfect
I could not have debuted you could not have debuted he could not have debuted we could not have debuted you could not have debuted they could not have debuted	I could not have been debuting you could not have been debuting he could not have been debuting we could not have been debuting you could not have been debuting they could not have been debuting

Interrogative form

Simple form	V-ing form
could I debut? could you debut? could he debut? could we debut? could you debut? could they debut?	could I be debuting? could you be debuting? could he be debuting? could we be debuting? could you be debuting? could they be debuting?
Perfect	V-ing perfect
could I have debuted? could you have debuted? could he have debuted? could we have debuted? could you have debuted? could they have debuted?	could I have been debuting? could you have been debuting? could he have been debuting? could we have been debuting? could you have been debuting? could they have been debuting?

Interro-negative form

Simple form	V-ing form
could I not debut? could you not debut? could he not debut? could we not debut? could you not debut? could they not debut?	could I not be debuting? could you not be debuting? could he not be debuting? could we not be debuting? could you not be debuting? could they not be debuting?
Perfect	V-ing perfect
could I not have debuted? could you not have debuted? could he not have debuted? could we not have debuted? could you not have debuted? could they not have debuted?	could I not have been debuting? could you not have been debuting? could he not have been debuting? could we not have been debuting? could you not have been debuting? could they not have been debuting?