English verb conjugation
COULD PREMIERE

Regular verb: premiere - premiered - premiered

Affirmation

Simple form	V-ing form
I could premiere you could premiere he could premiere we could premiere you could premiere they could premiere	I could be premiering you could be premiering he could be premiering we could be premiering you could be premiering they could be premiering
Perfect	V-ing perfect
I could have premiered you could have premiered he could have premiered we could have premiered you could have premiered they could have premiered	I could have been premiering you could have been premiering he could have been premiering we could have been premiering you could have been premiering they could have been premiering

Negation

Simple form	V-ing form
I could not premiere you could not premiere he could not premiere we could not premiere you could not premiere they could not premiere	I could not be premiering you could not be premiering he could not be premiering we could not be premiering you could not be premiering they could not be premiering
Perfect	V-ing perfect
I could not have premiered you could not have premiered he could not have premiered we could not have premiered you could not have premiered they could not have premiered	I could not have been premiering you could not have been premiering he could not have been premiering we could not have been premiering you could not have been premiering they could not have been premiering

Interrogative form

Simple form	V-ing form
could I premiere? could you premiere? could he premiere? could we premiere? could you premiere? could they premiere?	could I be premiering? could you be premiering? could he be premiering? could we be premiering? could you be premiering? could they be premiering?
Perfect	V-ing perfect
could I have premiered? could you have premiered? could he have premiered? could we have premiered? could you have premiered? could they have premiered?	could I have been premiering? could you have been premiering? could he have been premiering? could we have been premiering? could you have been premiering? could they have been premiering?

Interro-negative form

Simple form	V-ing form
could I not premiere? could you not premiere? could he not premiere? could we not premiere? could you not premiere? could they not premiere?	could I not be premiering? could you not be premiering? could he not be premiering? could we not be premiering? could you not be premiering? could they not be premiering?
Perfect	V-ing perfect
could I not have premiered? could you not have premiered? could he not have premiered? could we not have premiered? could you not have premiered? could they not have premiered?	could I not have been premiering? could you not have been premiering? could he not have been premiering? could we not have been premiering? could you not have been premiering? could they not have been premiering?