English verb conjugation
MUST GOVERN

Regular verb: govern - governed - governed

Affirmation

Simple form	V-ing form
I must govern you must govern he must govern we must govern you must govern they must govern	I must be governing you must be governing he must be governing we must be governing you must be governing they must be governing
Perfect	V-ing perfect
I must have governed you must have governed he must have governed we must have governed you must have governed they must have governed	I must have been governing you must have been governing he must have been governing we must have been governing you must have been governing they must have been governing

Negation

Simple form	V-ing form
I must not govern you must not govern he must not govern we must not govern you must not govern they must not govern	I must not be governing you must not be governing he must not be governing we must not be governing you must not be governing they must not be governing
Perfect	V-ing perfect
I must not have governed you must not have governed he must not have governed we must not have governed you must not have governed they must not have governed	I must not have been governing you must not have been governing he must not have been governing we must not have been governing you must not have been governing they must not have been governing

Interrogative form

Simple form	V-ing form
must I govern? must you govern? must he govern? must we govern? must you govern? must they govern?	must I be governing? must you be governing? must he be governing? must we be governing? must you be governing? must they be governing?
Perfect	V-ing perfect
must I have governed? must you have governed? must he have governed? must we have governed? must you have governed? must they have governed?	must I have been governing? must you have been governing? must he have been governing? must we have been governing? must you have been governing? must they have been governing?

Interro-negative form

Simple form	V-ing form
must I not govern? must you not govern? must he not govern? must we not govern? must you not govern? must they not govern?	must I not be governing? must you not be governing? must he not be governing? must we not be governing? must you not be governing? must they not be governing?
Perfect	V-ing perfect
must I not have governed? must you not have governed? must he not have governed? must we not have governed? must you not have governed? must they not have governed?	must I not have been governing? must you not have been governing? must he not have been governing? must we not have been governing? must you not have been governing? must they not have been governing?