English verb conjugation MUST FOUL

Regular verb: foul - fouled - fouled

Affirmation

Simple form

I must foul
you must foul
he must foul
we must foul
you must foul
they must foul

V-ing form

I must be fouling
you must be fouling
he must be fouling
we must be fouling
you must be fouling
they must be fouling

Perfect

I must have fouled
you must have fouled
he must have fouled
we must have fouled
you must have fouled
they must have fouled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I foul?
must you foul?
must he foul?
must we foul?
must you foul?
must they foul?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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