English verb conjugation MUST RING

Irregular verb: ring - rang - rung

Affirmation

Simple form

I must ring
you must ring
he must ring
we must ring
you must ring
they must ring

V-ing form

I must be ringing
you must be ringing
he must be ringing
we must be ringing
you must be ringing
they must be ringing

Perfect

I must have rung
you must have rung
he must have rung
we must have rung
you must have rung
they must have rung

V-ing perfect

I must have been ringing
you must have been ringing
he must have been ringing
we must have been ringing
you must have been ringing
they must have been ringing

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I ring?
must you ring?
must he ring?
must we ring?
must you ring?
must they ring?

V-ing form

must I be ringing?
must you be ringing?
must he be ringing?
must we be ringing?
must you be ringing?
must they be ringing?

Perfect

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

V-ing perfect

must I have been ringing?
must you have been ringing?
must he have been ringing?
must we have been ringing?
must you have been ringing?
must they have been ringing?

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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