English verb conjugation
COULD SCEPTER

Regular verb: scepter - sceptered - sceptered

Affirmation

Simple form	V-ing form
I could scepter you could scepter he could scepter we could scepter you could scepter they could scepter	I could be sceptering you could be sceptering he could be sceptering we could be sceptering you could be sceptering they could be sceptering
Perfect	V-ing perfect
I could have sceptered you could have sceptered he could have sceptered we could have sceptered you could have sceptered they could have sceptered	I could have been sceptering you could have been sceptering he could have been sceptering we could have been sceptering you could have been sceptering they could have been sceptering

Negation

Simple form	V-ing form
I could not scepter you could not scepter he could not scepter we could not scepter you could not scepter they could not scepter	I could not be sceptering you could not be sceptering he could not be sceptering we could not be sceptering you could not be sceptering they could not be sceptering
Perfect	V-ing perfect
I could not have sceptered you could not have sceptered he could not have sceptered we could not have sceptered you could not have sceptered they could not have sceptered	I could not have been sceptering you could not have been sceptering he could not have been sceptering we could not have been sceptering you could not have been sceptering they could not have been sceptering

Interrogative form

Simple form	V-ing form
could I scepter? could you scepter? could he scepter? could we scepter? could you scepter? could they scepter?	could I be sceptering? could you be sceptering? could he be sceptering? could we be sceptering? could you be sceptering? could they be sceptering?
Perfect	V-ing perfect
could I have sceptered? could you have sceptered? could he have sceptered? could we have sceptered? could you have sceptered? could they have sceptered?	could I have been sceptering? could you have been sceptering? could he have been sceptering? could we have been sceptering? could you have been sceptering? could they have been sceptering?

Interro-negative form

Simple form	V-ing form
could I not scepter? could you not scepter? could he not scepter? could we not scepter? could you not scepter? could they not scepter?	could I not be sceptering? could you not be sceptering? could he not be sceptering? could we not be sceptering? could you not be sceptering? could they not be sceptering?
Perfect	V-ing perfect
could I not have sceptered? could you not have sceptered? could he not have sceptered? could we not have sceptered? could you not have sceptered? could they not have sceptered?	could I not have been sceptering? could you not have been sceptering? could he not have been sceptering? could we not have been sceptering? could you not have been sceptering? could they not have been sceptering?