English verb conjugation MUST BUS

Regular verb: bus - bussed - bussed

Affirmation

Simple form

I must bus
you must bus
he must bus
we must bus
you must bus
they must bus

V-ing form

I must be bussing
you must be bussing
he must be bussing
we must be bussing
you must be bussing
they must be bussing

Perfect

I must have bussed
you must have bussed
he must have bussed
we must have bussed
you must have bussed
they must have bussed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I bus?
must you bus?
must he bus?
must we bus?
must you bus?
must they bus?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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