English verb conjugation MUST GREY

Regular verb: grey - greyed - greyed

Affirmation

Simple form

I must grey
you must grey
she must grey
we must grey
you must grey
they must grey

V-ing form

I must be greying
you must be greying
she must be greying
we must be greying
you must be greying
they must be greying

Perfect

I must have greyed
you must have greyed
she must have greyed
we must have greyed
you must have greyed
they must have greyed

V-ing perfect

I must have been greying
you must have been greying
she must have been greying
we must have been greying
you must have been greying
they must have been greying

Negation

Simple form

I mustn't grey
you mustn't grey
she mustn't grey
we mustn't grey
you mustn't grey
they mustn't grey

V-ing form

I mustn't be greying
you mustn't be greying
she mustn't be greying
we mustn't be greying
you mustn't be greying
they mustn't be greying

Perfect

I mustn't have greyed
you mustn't have greyed
she mustn't have greyed
we mustn't have greyed
you mustn't have greyed
they mustn't have greyed

V-ing perfect

I mustn't have been greying
you mustn't have been greying
she mustn't have been greying
we mustn't have been greying
you mustn't have been greying
they mustn't have been greying

Interrogative form

Simple form

must I grey?
must you grey?
must she grey?
must we grey?
must you grey?
must they grey?

V-ing form

must I be greying?
must you be greying?
must she be greying?
must we be greying?
must you be greying?
must they be greying?

Perfect

must I have greyed?
must you have greyed?
must she have greyed?
must we have greyed?
must you have greyed?
must they have greyed?

V-ing perfect

must I have been greying?
must you have been greying?
must she have been greying?
must we have been greying?
must you have been greying?
must they have been greying?

Interro-negative form

Simple form

mustn't I grey?
mustn't you grey?
mustn't she grey?
mustn't we grey?
mustn't you grey?
mustn't they grey?

V-ing form

mustn't I be greying?
mustn't you be greying?
mustn't she be greying?
mustn't we be greying?
mustn't you be greying?
mustn't they be greying?

Perfect

mustn't I have greyed?
mustn't you have greyed?
mustn't she have greyed?
mustn't we have greyed?
mustn't you have greyed?
mustn't they have greyed?

V-ing perfect

mustn't I have been greying?
mustn't you have been greying?
mustn't she have been greying?
mustn't we have been greying?
mustn't you have been greying?
mustn't they have been greying?

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