English verb conjugation MUST BOARD

Regular verb: board - boarded - boarded

Affirmation

Simple form

I must board
you must board
he must board
we must board
you must board
they must board

V-ing form

I must be boarding
you must be boarding
he must be boarding
we must be boarding
you must be boarding
they must be boarding

Perfect

I must have boarded
you must have boarded
he must have boarded
we must have boarded
you must have boarded
they must have boarded

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I board?
must you board?
must he board?
must we board?
must you board?
must they board?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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