English verb conjugation
MUST LEER

Regular verb: leer - leered - leered

Affirmation

Simple form	V-ing form
I must leer you must leer he must leer we must leer you must leer they must leer	I must be leering you must be leering he must be leering we must be leering you must be leering they must be leering
Perfect	V-ing perfect
I must have leered you must have leered he must have leered we must have leered you must have leered they must have leered	I must have been leering you must have been leering he must have been leering we must have been leering you must have been leering they must have been leering

Negation

Simple form	V-ing form
I must not leer you must not leer he must not leer we must not leer you must not leer they must not leer	I must not be leering you must not be leering he must not be leering we must not be leering you must not be leering they must not be leering
Perfect	V-ing perfect
I must not have leered you must not have leered he must not have leered we must not have leered you must not have leered they must not have leered	I must not have been leering you must not have been leering he must not have been leering we must not have been leering you must not have been leering they must not have been leering

Interrogative form

Simple form	V-ing form
must I leer? must you leer? must he leer? must we leer? must you leer? must they leer?	must I be leering? must you be leering? must he be leering? must we be leering? must you be leering? must they be leering?
Perfect	V-ing perfect
must I have leered? must you have leered? must he have leered? must we have leered? must you have leered? must they have leered?	must I have been leering? must you have been leering? must he have been leering? must we have been leering? must you have been leering? must they have been leering?

Interro-negative form

Simple form	V-ing form
must I not leer? must you not leer? must he not leer? must we not leer? must you not leer? must they not leer?	must I not be leering? must you not be leering? must he not be leering? must we not be leering? must you not be leering? must they not be leering?
Perfect	V-ing perfect
must I not have leered? must you not have leered? must he not have leered? must we not have leered? must you not have leered? must they not have leered?	must I not have been leering? must you not have been leering? must he not have been leering? must we not have been leering? must you not have been leering? must they not have been leering?