English verb conjugation
COULD CRAMP

Regular verb: cramp - cramped - cramped

Affirmation

Simple form	V-ing form
I could cramp you could cramp he could cramp we could cramp you could cramp they could cramp	I could be cramping you could be cramping he could be cramping we could be cramping you could be cramping they could be cramping
Perfect	V-ing perfect
I could have cramped you could have cramped he could have cramped we could have cramped you could have cramped they could have cramped	I could have been cramping you could have been cramping he could have been cramping we could have been cramping you could have been cramping they could have been cramping

Negation

Simple form	V-ing form
I could not cramp you could not cramp he could not cramp we could not cramp you could not cramp they could not cramp	I could not be cramping you could not be cramping he could not be cramping we could not be cramping you could not be cramping they could not be cramping
Perfect	V-ing perfect
I could not have cramped you could not have cramped he could not have cramped we could not have cramped you could not have cramped they could not have cramped	I could not have been cramping you could not have been cramping he could not have been cramping we could not have been cramping you could not have been cramping they could not have been cramping

Interrogative form

Simple form	V-ing form
could I cramp? could you cramp? could he cramp? could we cramp? could you cramp? could they cramp?	could I be cramping? could you be cramping? could he be cramping? could we be cramping? could you be cramping? could they be cramping?
Perfect	V-ing perfect
could I have cramped? could you have cramped? could he have cramped? could we have cramped? could you have cramped? could they have cramped?	could I have been cramping? could you have been cramping? could he have been cramping? could we have been cramping? could you have been cramping? could they have been cramping?

Interro-negative form

Simple form	V-ing form
could I not cramp? could you not cramp? could he not cramp? could we not cramp? could you not cramp? could they not cramp?	could I not be cramping? could you not be cramping? could he not be cramping? could we not be cramping? could you not be cramping? could they not be cramping?
Perfect	V-ing perfect
could I not have cramped? could you not have cramped? could he not have cramped? could we not have cramped? could you not have cramped? could they not have cramped?	could I not have been cramping? could you not have been cramping? could he not have been cramping? could we not have been cramping? could you not have been cramping? could they not have been cramping?