English verb conjugation
CAN POWER

Regular verb: power - powered - powered

Affirmation

Simple form	V-ing form
I can power you can power she can power we can power you can power they can power	I can be powering you can be powering she can be powering we can be powering you can be powering they can be powering
Perfect	V-ing perfect
I can have powered you can have powered she can have powered we can have powered you can have powered they can have powered	I can have been powering you can have been powering she can have been powering we can have been powering you can have been powering they can have been powering

Negation

Simple form	V-ing form
I cannot power you cannot power she cannot power we cannot power you cannot power they cannot power	I cannot be powering you cannot be powering she cannot be powering we cannot be powering you cannot be powering they cannot be powering
Perfect	V-ing perfect
I cannot have powered you cannot have powered she cannot have powered we cannot have powered you cannot have powered they cannot have powered	I cannot have been powering you cannot have been powering she cannot have been powering we cannot have been powering you cannot have been powering they cannot have been powering

Interrogative form

Simple form	V-ing form
can I power? can you power? can she power? can we power? can you power? can they power?	can I be powering? can you be powering? can she be powering? can we be powering? can you be powering? can they be powering?
Perfect	V-ing perfect
can I have powered? can you have powered? can she have powered? can we have powered? can you have powered? can they have powered?	can I have been powering? can you have been powering? can she have been powering? can we have been powering? can you have been powering? can they have been powering?

Interro-negative form

Simple form	V-ing form
can I not power? can you not power? can she not power? can we not power? can you not power? can they not power?	can I not be powering? can you not be powering? can she not be powering? can we not be powering? can you not be powering? can they not be powering?
Perfect	V-ing perfect
can I not have powered? can you not have powered? can she not have powered? can we not have powered? can you not have powered? can they not have powered?	can I not have been powering? can you not have been powering? can she not have been powering? can we not have been powering? can you not have been powering? can they not have been powering?