English verb conjugation MUST WORRY

Regular verb: worry - worried - worried

Affirmation

Simple form

I must worry
you must worry
he must worry
we must worry
you must worry
they must worry

V-ing form

I must be worrying
you must be worrying
he must be worrying
we must be worrying
you must be worrying
they must be worrying

Perfect

I must have worried
you must have worried
he must have worried
we must have worried
you must have worried
they must have worried

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I worry?
must you worry?
must he worry?
must we worry?
must you worry?
must they worry?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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