English verb conjugation MUST ASSAY

Regular verb: assay - assayed - assayed

Affirmation

Simple form

I must assay
you must assay
he must assay
we must assay
you must assay
they must assay

V-ing form

I must be assaying
you must be assaying
he must be assaying
we must be assaying
you must be assaying
they must be assaying

Perfect

I must have assayed
you must have assayed
he must have assayed
we must have assayed
you must have assayed
they must have assayed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I assay?
must you assay?
must he assay?
must we assay?
must you assay?
must they assay?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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