English verb conjugation
CAN CRAMP

Regular verb: cramp - cramped - cramped

Affirmation

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

Negation

Simple form	V-ing form
I can't cramp you can't cramp he can't cramp we can't cramp you can't cramp they can't cramp	I can't be cramping you can't be cramping he can't be cramping we can't be cramping you can't be cramping they can't be cramping
Perfect	V-ing perfect
I can't have cramped you can't have cramped he can't have cramped we can't have cramped you can't have cramped they can't have cramped	I can't have been cramping you can't have been cramping he can't have been cramping we can't have been cramping you can't have been cramping they can't have been cramping

Interrogative form

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

Interro-negative form

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