English verb conjugation
CAN CHAMP

Regular verb: champ - champed - champed

Affirmation

Simple form	V-ing form
I can champ you can champ she can champ we can champ you can champ they can champ	I can be champing you can be champing she can be champing we can be champing you can be champing they can be champing
Perfect	V-ing perfect
I can have champed you can have champed she can have champed we can have champed you can have champed they can have champed	I can have been champing you can have been champing she can have been champing we can have been champing you can have been champing they can have been champing

Negation

Simple form	V-ing form
I can't champ you can't champ she can't champ we can't champ you can't champ they can't champ	I can't be champing you can't be champing she can't be champing we can't be champing you can't be champing they can't be champing
Perfect	V-ing perfect
I can't have champed you can't have champed she can't have champed we can't have champed you can't have champed they can't have champed	I can't have been champing you can't have been champing she can't have been champing we can't have been champing you can't have been champing they can't have been champing

Interrogative form

Simple form	V-ing form
can I champ? can you champ? can she champ? can we champ? can you champ? can they champ?	can I be champing? can you be champing? can she be champing? can we be champing? can you be champing? can they be champing?
Perfect	V-ing perfect
can I have champed? can you have champed? can she have champed? can we have champed? can you have champed? can they have champed?	can I have been champing? can you have been champing? can she have been champing? can we have been champing? can you have been champing? can they have been champing?

Interro-negative form

Simple form	V-ing form
can't I champ? can't you champ? can't she champ? can't we champ? can't you champ? can't they champ?	can't I be champing? can't you be champing? can't she be champing? can't we be champing? can't you be champing? can't they be champing?
Perfect	V-ing perfect
can't I have champed? can't you have champed? can't she have champed? can't we have champed? can't you have champed? can't they have champed?	can't I have been champing? can't you have been champing? can't she have been champing? can't we have been champing? can't you have been champing? can't they have been champing?