English verb conjugation
COULD JUMP-ROPE

Regular verb: jump-rope - jump-roped - jump-roped

Affirmation

Simple form	V-ing form
I could jump-rope you could jump-rope he could jump-rope we could jump-rope you could jump-rope they could jump-rope	I could be jump-roping you could be jump-roping he could be jump-roping we could be jump-roping you could be jump-roping they could be jump-roping
Perfect	V-ing perfect
I could have jump-roped you could have jump-roped he could have jump-roped we could have jump-roped you could have jump-roped they could have jump-roped	I could have been jump-roping you could have been jump-roping he could have been jump-roping we could have been jump-roping you could have been jump-roping they could have been jump-roping

Negation

Simple form	V-ing form
I could not jump-rope you could not jump-rope he could not jump-rope we could not jump-rope you could not jump-rope they could not jump-rope	I could not be jump-roping you could not be jump-roping he could not be jump-roping we could not be jump-roping you could not be jump-roping they could not be jump-roping
Perfect	V-ing perfect
I could not have jump-roped you could not have jump-roped he could not have jump-roped we could not have jump-roped you could not have jump-roped they could not have jump-roped	I could not have been jump-roping you could not have been jump-roping he could not have been jump-roping we could not have been jump-roping you could not have been jump-roping they could not have been jump-roping

Interrogative form

Simple form	V-ing form
could I jump-rope? could you jump-rope? could he jump-rope? could we jump-rope? could you jump-rope? could they jump-rope?	could I be jump-roping? could you be jump-roping? could he be jump-roping? could we be jump-roping? could you be jump-roping? could they be jump-roping?
Perfect	V-ing perfect
could I have jump-roped? could you have jump-roped? could he have jump-roped? could we have jump-roped? could you have jump-roped? could they have jump-roped?	could I have been jump-roping? could you have been jump-roping? could he have been jump-roping? could we have been jump-roping? could you have been jump-roping? could they have been jump-roping?

Interro-negative form

Simple form	V-ing form
could I not jump-rope? could you not jump-rope? could he not jump-rope? could we not jump-rope? could you not jump-rope? could they not jump-rope?	could I not be jump-roping? could you not be jump-roping? could he not be jump-roping? could we not be jump-roping? could you not be jump-roping? could they not be jump-roping?
Perfect	V-ing perfect
could I not have jump-roped? could you not have jump-roped? could he not have jump-roped? could we not have jump-roped? could you not have jump-roped? could they not have jump-roped?	could I not have been jump-roping? could you not have been jump-roping? could he not have been jump-roping? could we not have been jump-roping? could you not have been jump-roping? could they not have been jump-roping?