English verb conjugation MUST BS

Regular verb: bs - bsed - bsed

Affirmation

Simple form

I must bs
you must bs
he must bs
we must bs
you must bs
they must bs

V-ing form

I must be bsing
you must be bsing
he must be bsing
we must be bsing
you must be bsing
they must be bsing

Perfect

I must have bsed
you must have bsed
he must have bsed
we must have bsed
you must have bsed
they must have bsed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I bs?
must you bs?
must he bs?
must we bs?
must you bs?
must they bs?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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