English verb conjugation
COULD ORB

Regular verb: orb - orbed - orbed

Affirmation

Simple form	V-ing form
I could orb you could orb he could orb we could orb you could orb they could orb	I could be orbing you could be orbing he could be orbing we could be orbing you could be orbing they could be orbing
Perfect	V-ing perfect
I could have orbed you could have orbed he could have orbed we could have orbed you could have orbed they could have orbed	I could have been orbing you could have been orbing he could have been orbing we could have been orbing you could have been orbing they could have been orbing

Negation

Simple form	V-ing form
I could not orb you could not orb he could not orb we could not orb you could not orb they could not orb	I could not be orbing you could not be orbing he could not be orbing we could not be orbing you could not be orbing they could not be orbing
Perfect	V-ing perfect
I could not have orbed you could not have orbed he could not have orbed we could not have orbed you could not have orbed they could not have orbed	I could not have been orbing you could not have been orbing he could not have been orbing we could not have been orbing you could not have been orbing they could not have been orbing

Interrogative form

Simple form	V-ing form
could I orb? could you orb? could he orb? could we orb? could you orb? could they orb?	could I be orbing? could you be orbing? could he be orbing? could we be orbing? could you be orbing? could they be orbing?
Perfect	V-ing perfect
could I have orbed? could you have orbed? could he have orbed? could we have orbed? could you have orbed? could they have orbed?	could I have been orbing? could you have been orbing? could he have been orbing? could we have been orbing? could you have been orbing? could they have been orbing?

Interro-negative form

Simple form	V-ing form
could I not orb? could you not orb? could he not orb? could we not orb? could you not orb? could they not orb?	could I not be orbing? could you not be orbing? could he not be orbing? could we not be orbing? could you not be orbing? could they not be orbing?
Perfect	V-ing perfect
could I not have orbed? could you not have orbed? could he not have orbed? could we not have orbed? could you not have orbed? could they not have orbed?	could I not have been orbing? could you not have been orbing? could he not have been orbing? could we not have been orbing? could you not have been orbing? could they not have been orbing?