English verb conjugation
MUST LEG

Regular verb: leg - leged - leged

Affirmation

Simple form	V-ing form
I must leg you must leg he must leg we must leg you must leg they must leg	I must be leging you must be leging he must be leging we must be leging you must be leging they must be leging
Perfect	V-ing perfect
I must have leged you must have leged he must have leged we must have leged you must have leged they must have leged	I must have been leging you must have been leging he must have been leging we must have been leging you must have been leging they must have been leging

Negation

Simple form	V-ing form
I mustn't leg you mustn't leg he mustn't leg we mustn't leg you mustn't leg they mustn't leg	I mustn't be leging you mustn't be leging he mustn't be leging we mustn't be leging you mustn't be leging they mustn't be leging
Perfect	V-ing perfect
I mustn't have leged you mustn't have leged he mustn't have leged we mustn't have leged you mustn't have leged they mustn't have leged	I mustn't have been leging you mustn't have been leging he mustn't have been leging we mustn't have been leging you mustn't have been leging they mustn't have been leging

Interrogative form

Simple form	V-ing form
must I leg? must you leg? must he leg? must we leg? must you leg? must they leg?	must I be leging? must you be leging? must he be leging? must we be leging? must you be leging? must they be leging?
Perfect	V-ing perfect
must I have leged? must you have leged? must he have leged? must we have leged? must you have leged? must they have leged?	must I have been leging? must you have been leging? must he have been leging? must we have been leging? must you have been leging? must they have been leging?

Interro-negative form

Simple form	V-ing form
mustn't I leg? mustn't you leg? mustn't he leg? mustn't we leg? mustn't you leg? mustn't they leg?	mustn't I be leging? mustn't you be leging? mustn't he be leging? mustn't we be leging? mustn't you be leging? mustn't they be leging?
Perfect	V-ing perfect
mustn't I have leged? mustn't you have leged? mustn't he have leged? mustn't we have leged? mustn't you have leged? mustn't they have leged?	mustn't I have been leging? mustn't you have been leging? mustn't he have been leging? mustn't we have been leging? mustn't you have been leging? mustn't they have been leging?