English verb conjugation MUST FOUI

Regular verb: foui - fouied - fouied

Affirmation

Simple form

I must foui
you must foui
he must foui
we must foui
you must foui
they must foui

V-ing form

I must be fouiing
you must be fouiing
he must be fouiing
we must be fouiing
you must be fouiing
they must be fouiing

Perfect

I must have fouied
you must have fouied
he must have fouied
we must have fouied
you must have fouied
they must have fouied

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I foui?
must you foui?
must he foui?
must we foui?
must you foui?
must they foui?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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