English verb conjugation MUST FULFIL

Regular verb: fulfil - fulfilled - fulfilled

Affirmation

Simple form

I must fulfil
you must fulfil
he must fulfil
we must fulfil
you must fulfil
they must fulfil

V-ing form

I must be fulfilling
you must be fulfilling
he must be fulfilling
we must be fulfilling
you must be fulfilling
they must be fulfilling

Perfect

I must have fulfilled
you must have fulfilled
he must have fulfilled
we must have fulfilled
you must have fulfilled
they must have fulfilled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I fulfil?
must you fulfil?
must he fulfil?
must we fulfil?
must you fulfil?
must they fulfil?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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