English verb conjugation MUST CLATTER

Regular verb: clatter - clattered - clattered

Affirmation

Simple form

I must clatter
you must clatter
he must clatter
we must clatter
you must clatter
they must clatter

V-ing form

I must be clattering
you must be clattering
he must be clattering
we must be clattering
you must be clattering
they must be clattering

Perfect

I must have clattered
you must have clattered
he must have clattered
we must have clattered
you must have clattered
they must have clattered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I clatter?
must you clatter?
must he clatter?
must we clatter?
must you clatter?
must they clatter?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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