English verb conjugation MUST PITH

Regular verb: pith - pithed - pithed

Affirmation

Simple form

I must pith
you must pith
he must pith
we must pith
you must pith
they must pith

V-ing form

I must be pithing
you must be pithing
he must be pithing
we must be pithing
you must be pithing
they must be pithing

Perfect

I must have pithed
you must have pithed
he must have pithed
we must have pithed
you must have pithed
they must have pithed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I pith?
must you pith?
must he pith?
must we pith?
must you pith?
must they pith?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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