English verb conjugation
MUST PERSEVERE PERSEVERE

Regular verb: persevere persevere - persevere persevered - persevere persevered

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I must persevere persevere you must persevere persevere he must persevere persevere we must persevere persevere you must persevere persevere they must persevere persevere	I must be persevere persevering you must be persevere persevering he must be persevere persevering we must be persevere persevering you must be persevere persevering they must be persevere persevering
Perfect	V-ing perfect
I must have persevere persevered you must have persevere persevered he must have persevere persevered we must have persevere persevered you must have persevere persevered they must have persevere persevered	I must have been persevere persevering you must have been persevere persevering he must have been persevere persevering we must have been persevere persevering you must have been persevere persevering they must have been persevere persevering

Negation

Simple form	V-ing form
I must not persevere persevere you must not persevere persevere he must not persevere persevere we must not persevere persevere you must not persevere persevere they must not persevere persevere	I must not be persevere persevering you must not be persevere persevering he must not be persevere persevering we must not be persevere persevering you must not be persevere persevering they must not be persevere persevering
Perfect	V-ing perfect
I must not have persevere persevered you must not have persevere persevered he must not have persevere persevered we must not have persevere persevered you must not have persevere persevered they must not have persevere persevered	I must not have been persevere persevering you must not have been persevere persevering he must not have been persevere persevering we must not have been persevere persevering you must not have been persevere persevering they must not have been persevere persevering

Interrogative form

Simple form	V-ing form
must I persevere persevere? must you persevere persevere? must he persevere persevere? must we persevere persevere? must you persevere persevere? must they persevere persevere?	must I be persevere persevering? must you be persevere persevering? must he be persevere persevering? must we be persevere persevering? must you be persevere persevering? must they be persevere persevering?
Perfect	V-ing perfect
must I have persevere persevered? must you have persevere persevered? must he have persevere persevered? must we have persevere persevered? must you have persevere persevered? must they have persevere persevered?	must I have been persevere persevering? must you have been persevere persevering? must he have been persevere persevering? must we have been persevere persevering? must you have been persevere persevering? must they have been persevere persevering?

Interro-negative form

Simple form	V-ing form
must I not persevere persevere? must you not persevere persevere? must he not persevere persevere? must we not persevere persevere? must you not persevere persevere? must they not persevere persevere?	must I not be persevere persevering? must you not be persevere persevering? must he not be persevere persevering? must we not be persevere persevering? must you not be persevere persevering? must they not be persevere persevering?
Perfect	V-ing perfect
must I not have persevere persevered? must you not have persevere persevered? must he not have persevere persevered? must we not have persevere persevered? must you not have persevere persevered? must they not have persevere persevered?	must I not have been persevere persevering? must you not have been persevere persevering? must he not have been persevere persevering? must we not have been persevere persevering? must you not have been persevere persevering? must they not have been persevere persevering?