English verb conjugation
MUST POTTER

Regular verb: potter - pottered - pottered

Affirmation

Simple form	V-ing form
I must potter you must potter he must potter we must potter you must potter they must potter	I must be pottering you must be pottering he must be pottering we must be pottering you must be pottering they must be pottering
Perfect	V-ing perfect
I must have pottered you must have pottered he must have pottered we must have pottered you must have pottered they must have pottered	I must have been pottering you must have been pottering he must have been pottering we must have been pottering you must have been pottering they must have been pottering

Negation

Simple form	V-ing form
I must not potter you must not potter he must not potter we must not potter you must not potter they must not potter	I must not be pottering you must not be pottering he must not be pottering we must not be pottering you must not be pottering they must not be pottering
Perfect	V-ing perfect
I must not have pottered you must not have pottered he must not have pottered we must not have pottered you must not have pottered they must not have pottered	I must not have been pottering you must not have been pottering he must not have been pottering we must not have been pottering you must not have been pottering they must not have been pottering

Interrogative form

Simple form	V-ing form
must I potter? must you potter? must he potter? must we potter? must you potter? must they potter?	must I be pottering? must you be pottering? must he be pottering? must we be pottering? must you be pottering? must they be pottering?
Perfect	V-ing perfect
must I have pottered? must you have pottered? must he have pottered? must we have pottered? must you have pottered? must they have pottered?	must I have been pottering? must you have been pottering? must he have been pottering? must we have been pottering? must you have been pottering? must they have been pottering?

Interro-negative form

Simple form	V-ing form
must I not potter? must you not potter? must he not potter? must we not potter? must you not potter? must they not potter?	must I not be pottering? must you not be pottering? must he not be pottering? must we not be pottering? must you not be pottering? must they not be pottering?
Perfect	V-ing perfect
must I not have pottered? must you not have pottered? must he not have pottered? must we not have pottered? must you not have pottered? must they not have pottered?	must I not have been pottering? must you not have been pottering? must he not have been pottering? must we not have been pottering? must you not have been pottering? must they not have been pottering?