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 couldn't cramp you couldn't cramp he couldn't cramp we couldn't cramp you couldn't cramp they couldn't cramp	I couldn't be cramping you couldn't be cramping he couldn't be cramping we couldn't be cramping you couldn't be cramping they couldn't be cramping
Perfect	V-ing perfect
I couldn't have cramped you couldn't have cramped he couldn't have cramped we couldn't have cramped you couldn't have cramped they couldn't have cramped	I couldn't have been cramping you couldn't have been cramping he couldn't have been cramping we couldn't have been cramping you couldn't have been cramping they couldn't 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
couldn't I cramp? couldn't you cramp? couldn't he cramp? couldn't we cramp? couldn't you cramp? couldn't they cramp?	couldn't I be cramping? couldn't you be cramping? couldn't he be cramping? couldn't we be cramping? couldn't you be cramping? couldn't they be cramping?
Perfect	V-ing perfect
couldn't I have cramped? couldn't you have cramped? couldn't he have cramped? couldn't we have cramped? couldn't you have cramped? couldn't they have cramped?	couldn't I have been cramping? couldn't you have been cramping? couldn't he have been cramping? couldn't we have been cramping? couldn't you have been cramping? couldn't they have been cramping?