English verb conjugation MUST DEBOUCH

Regular verb: debouch - debouched - debouched

Affirmation

Simple form

I must debouch
you must debouch
he must debouch
we must debouch
you must debouch
they must debouch

V-ing form

I must be debouching
you must be debouching
he must be debouching
we must be debouching
you must be debouching
they must be debouching

Perfect

I must have debouched
you must have debouched
he must have debouched
we must have debouched
you must have debouched
they must have debouched

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I debouch?
must you debouch?
must he debouch?
must we debouch?
must you debouch?
must they debouch?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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