English verb conjugation MUST LEER

Regular verb: leer - leered - leered

Affirmation

Simple form

I must leer
you must leer
he must leer
we must leer
you must leer
they must leer

V-ing form

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

I must have leered
you must have leered
he must have leered
we must have leered
you must have leered
they must have leered

V-ing perfect

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

I mustn't leer
you mustn't leer
he mustn't leer
we mustn't leer
you mustn't leer
they mustn't leer

V-ing form

I mustn't be leering
you mustn't be leering
he mustn't be leering
we mustn't be leering
you mustn't be leering
they mustn't be leering

Perfect

I mustn't have leered
you mustn't have leered
he mustn't have leered
we mustn't have leered
you mustn't have leered
they mustn't have leered

V-ing perfect

I mustn't have been leering
you mustn't have been leering
he mustn't have been leering
we mustn't have been leering
you mustn't have been leering
they mustn't have been leering

Interrogative form

Simple form

must I leer?
must you leer?
must he leer?
must we leer?
must you leer?
must they leer?

V-ing form

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

must I have leered?
must you have leered?
must he have leered?
must we have leered?
must you have leered?
must they have leered?

V-ing perfect

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

mustn't I leer?
mustn't you leer?
mustn't he leer?
mustn't we leer?
mustn't you leer?
mustn't they leer?

V-ing form

mustn't I be leering?
mustn't you be leering?
mustn't he be leering?
mustn't we be leering?
mustn't you be leering?
mustn't they be leering?

Perfect

mustn't I have leered?
mustn't you have leered?
mustn't he have leered?
mustn't we have leered?
mustn't you have leered?
mustn't they have leered?

V-ing perfect

mustn't I have been leering?
mustn't you have been leering?
mustn't he have been leering?
mustn't we have been leering?
mustn't you have been leering?
mustn't they have been leering?

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