English verb conjugation MUST PREWORK

Regular verb: prework - preworked - preworked

Affirmation

Simple form

I must prework
you must prework
he must prework
we must prework
you must prework
they must prework

V-ing form

I must be preworking
you must be preworking
he must be preworking
we must be preworking
you must be preworking
they must be preworking

Perfect

I must have preworked
you must have preworked
he must have preworked
we must have preworked
you must have preworked
they must have preworked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I prework?
must you prework?
must he prework?
must we prework?
must you prework?
must they prework?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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