English verb conjugation MUST BRAIN

Regular verb: brain - brained - brained

Affirmation

Simple form

I must brain
you must brain
he must brain
we must brain
you must brain
they must brain

V-ing form

I must be braining
you must be braining
he must be braining
we must be braining
you must be braining
they must be braining

Perfect

I must have brained
you must have brained
he must have brained
we must have brained
you must have brained
they must have brained

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I brain?
must you brain?
must he brain?
must we brain?
must you brain?
must they brain?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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