English verb conjugation
MUST POWER

Regular verb: power - powered - powered

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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