English verb conjugation MUST BARBER

Regular verb: barber - barbered - barbered

Affirmation

Simple form

I must barber
you must barber
he must barber
we must barber
you must barber
they must barber

V-ing form

I must be barbering
you must be barbering
he must be barbering
we must be barbering
you must be barbering
they must be barbering

Perfect

I must have barbered
you must have barbered
he must have barbered
we must have barbered
you must have barbered
they must have barbered

V-ing perfect

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

Negation

Simple form

I must not barber
you must not barber
he must not barber
we must not barber
you must not barber
they must not barber

V-ing form

I must not be barbering
you must not be barbering
he must not be barbering
we must not be barbering
you must not be barbering
they must not be barbering

Perfect

I must not have barbered
you must not have barbered
he must not have barbered
we must not have barbered
you must not have barbered
they must not have barbered

V-ing perfect

I must not have been barbering
you must not have been barbering
he must not have been barbering
we must not have been barbering
you must not have been barbering
they must not have been barbering

Interrogative form

Simple form

must I barber?
must you barber?
must he barber?
must we barber?
must you barber?
must they barber?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

must I not barber?
must you not barber?
must he not barber?
must we not barber?
must you not barber?
must they not barber?

V-ing form

must I not be barbering?
must you not be barbering?
must he not be barbering?
must we not be barbering?
must you not be barbering?
must they not be barbering?

Perfect

must I not have barbered?
must you not have barbered?
must he not have barbered?
must we not have barbered?
must you not have barbered?
must they not have barbered?

V-ing perfect

must I not have been barbering?
must you not have been barbering?
must he not have been barbering?
must we not have been barbering?
must you not have been barbering?
must they not have been barbering?

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