English verb conjugation MUST SEAT

Regular verb: seat - seated - seated

Affirmation

Simple form

I must seat
you must seat
he must seat
we must seat
you must seat
they must seat

V-ing form

I must be seating
you must be seating
he must be seating
we must be seating
you must be seating
they must be seating

Perfect

I must have seated
you must have seated
he must have seated
we must have seated
you must have seated
they must have seated

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I seat?
must you seat?
must he seat?
must we seat?
must you seat?
must they seat?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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