English verb conjugation MUST JOY

Regular verb: joy - joyed - joyed

Affirmation

Simple form

I must joy
you must joy
he must joy
we must joy
you must joy
they must joy

V-ing form

I must be joying
you must be joying
he must be joying
we must be joying
you must be joying
they must be joying

Perfect

I must have joyed
you must have joyed
he must have joyed
we must have joyed
you must have joyed
they must have joyed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I joy?
must you joy?
must he joy?
must we joy?
must you joy?
must they joy?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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