English verb conjugation MUST GRAY

Regular verb: gray - grayed - grayed

Affirmation

Simple form

I must gray
you must gray
he must gray
we must gray
you must gray
they must gray

V-ing form

I must be graying
you must be graying
he must be graying
we must be graying
you must be graying
they must be graying

Perfect

I must have grayed
you must have grayed
he must have grayed
we must have grayed
you must have grayed
they must have grayed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I gray?
must you gray?
must he gray?
must we gray?
must you gray?
must they gray?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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