English verb conjugation
MUST PUMICE

Regular verb: pumice - pumiced - pumiced

Affirmation

Simple form	V-ing form
I must pumice you must pumice he must pumice we must pumice you must pumice they must pumice	I must be pumicing you must be pumicing he must be pumicing we must be pumicing you must be pumicing they must be pumicing
Perfect	V-ing perfect
I must have pumiced you must have pumiced he must have pumiced we must have pumiced you must have pumiced they must have pumiced	I must have been pumicing you must have been pumicing he must have been pumicing we must have been pumicing you must have been pumicing they must have been pumicing

Negation

Simple form	V-ing form
I must not pumice you must not pumice he must not pumice we must not pumice you must not pumice they must not pumice	I must not be pumicing you must not be pumicing he must not be pumicing we must not be pumicing you must not be pumicing they must not be pumicing
Perfect	V-ing perfect
I must not have pumiced you must not have pumiced he must not have pumiced we must not have pumiced you must not have pumiced they must not have pumiced	I must not have been pumicing you must not have been pumicing he must not have been pumicing we must not have been pumicing you must not have been pumicing they must not have been pumicing

Interrogative form

Simple form	V-ing form
must I pumice? must you pumice? must he pumice? must we pumice? must you pumice? must they pumice?	must I be pumicing? must you be pumicing? must he be pumicing? must we be pumicing? must you be pumicing? must they be pumicing?
Perfect	V-ing perfect
must I have pumiced? must you have pumiced? must he have pumiced? must we have pumiced? must you have pumiced? must they have pumiced?	must I have been pumicing? must you have been pumicing? must he have been pumicing? must we have been pumicing? must you have been pumicing? must they have been pumicing?

Interro-negative form

Simple form	V-ing form
must I not pumice? must you not pumice? must he not pumice? must we not pumice? must you not pumice? must they not pumice?	must I not be pumicing? must you not be pumicing? must he not be pumicing? must we not be pumicing? must you not be pumicing? must they not be pumicing?
Perfect	V-ing perfect
must I not have pumiced? must you not have pumiced? must he not have pumiced? must we not have pumiced? must you not have pumiced? must they not have pumiced?	must I not have been pumicing? must you not have been pumicing? must he not have been pumicing? must we not have been pumicing? must you not have been pumicing? must they not have been pumicing?