English verb conjugation
COULD ORBIT

Regular verb: orbit - orbited - orbited

Affirmation

Simple form	V-ing form
I could orbit you could orbit he could orbit we could orbit you could orbit they could orbit	I could be orbiting you could be orbiting he could be orbiting we could be orbiting you could be orbiting they could be orbiting
Perfect	V-ing perfect
I could have orbited you could have orbited he could have orbited we could have orbited you could have orbited they could have orbited	I could have been orbiting you could have been orbiting he could have been orbiting we could have been orbiting you could have been orbiting they could have been orbiting

Negation

Simple form	V-ing form
I could not orbit you could not orbit he could not orbit we could not orbit you could not orbit they could not orbit	I could not be orbiting you could not be orbiting he could not be orbiting we could not be orbiting you could not be orbiting they could not be orbiting
Perfect	V-ing perfect
I could not have orbited you could not have orbited he could not have orbited we could not have orbited you could not have orbited they could not have orbited	I could not have been orbiting you could not have been orbiting he could not have been orbiting we could not have been orbiting you could not have been orbiting they could not have been orbiting

Interrogative form

Simple form	V-ing form
could I orbit? could you orbit? could he orbit? could we orbit? could you orbit? could they orbit?	could I be orbiting? could you be orbiting? could he be orbiting? could we be orbiting? could you be orbiting? could they be orbiting?
Perfect	V-ing perfect
could I have orbited? could you have orbited? could he have orbited? could we have orbited? could you have orbited? could they have orbited?	could I have been orbiting? could you have been orbiting? could he have been orbiting? could we have been orbiting? could you have been orbiting? could they have been orbiting?

Interro-negative form

Simple form	V-ing form
could I not orbit? could you not orbit? could he not orbit? could we not orbit? could you not orbit? could they not orbit?	could I not be orbiting? could you not be orbiting? could he not be orbiting? could we not be orbiting? could you not be orbiting? could they not be orbiting?
Perfect	V-ing perfect
could I not have orbited? could you not have orbited? could he not have orbited? could we not have orbited? could you not have orbited? could they not have orbited?	could I not have been orbiting? could you not have been orbiting? could he not have been orbiting? could we not have been orbiting? could you not have been orbiting? could they not have been orbiting?