English verb conjugation MUST LIVEN

Regular verb: liven - livened - livened

Affirmation

Simple form

I must liven
you must liven
she must liven
we must liven
you must liven
they must liven

V-ing form

I must be livening
you must be livening
she must be livening
we must be livening
you must be livening
they must be livening

Perfect

I must have livened
you must have livened
she must have livened
we must have livened
you must have livened
they must have livened

V-ing perfect

I must have been livening
you must have been livening
she must have been livening
we must have been livening
you must have been livening
they must have been livening

Negation

Simple form

I mustn't liven
you mustn't liven
she mustn't liven
we mustn't liven
you mustn't liven
they mustn't liven

V-ing form

I mustn't be livening
you mustn't be livening
she mustn't be livening
we mustn't be livening
you mustn't be livening
they mustn't be livening

Perfect

I mustn't have livened
you mustn't have livened
she mustn't have livened
we mustn't have livened
you mustn't have livened
they mustn't have livened

V-ing perfect

I mustn't have been livening
you mustn't have been livening
she mustn't have been livening
we mustn't have been livening
you mustn't have been livening
they mustn't have been livening

Interrogative form

Simple form

must I liven?
must you liven?
must she liven?
must we liven?
must you liven?
must they liven?

V-ing form

must I be livening?
must you be livening?
must she be livening?
must we be livening?
must you be livening?
must they be livening?

Perfect

must I have livened?
must you have livened?
must she have livened?
must we have livened?
must you have livened?
must they have livened?

V-ing perfect

must I have been livening?
must you have been livening?
must she have been livening?
must we have been livening?
must you have been livening?
must they have been livening?

Interro-negative form

Simple form

mustn't I liven?
mustn't you liven?
mustn't she liven?
mustn't we liven?
mustn't you liven?
mustn't they liven?

V-ing form

mustn't I be livening?
mustn't you be livening?
mustn't she be livening?
mustn't we be livening?
mustn't you be livening?
mustn't they be livening?

Perfect

mustn't I have livened?
mustn't you have livened?
mustn't she have livened?
mustn't we have livened?
mustn't you have livened?
mustn't they have livened?

V-ing perfect

mustn't I have been livening?
mustn't you have been livening?
mustn't she have been livening?
mustn't we have been livening?
mustn't you have been livening?
mustn't they have been livening?

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