English verb conjugation MUST FAFF

Regular verb: faff - faffed - faffed

Affirmation

Simple form

I must faff
you must faff
he must faff
we must faff
you must faff
they must faff

V-ing form

I must be faffing
you must be faffing
he must be faffing
we must be faffing
you must be faffing
they must be faffing

Perfect

I must have faffed
you must have faffed
he must have faffed
we must have faffed
you must have faffed
they must have faffed

V-ing perfect

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

Negation

Simple form

I must not faff
you must not faff
he must not faff
we must not faff
you must not faff
they must not faff

V-ing form

I must not be faffing
you must not be faffing
he must not be faffing
we must not be faffing
you must not be faffing
they must not be faffing

Perfect

I must not have faffed
you must not have faffed
he must not have faffed
we must not have faffed
you must not have faffed
they must not have faffed

V-ing perfect

I must not have been faffing
you must not have been faffing
he must not have been faffing
we must not have been faffing
you must not have been faffing
they must not have been faffing

Interrogative form

Simple form

must I faff?
must you faff?
must he faff?
must we faff?
must you faff?
must they faff?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

must I not faff?
must you not faff?
must he not faff?
must we not faff?
must you not faff?
must they not faff?

V-ing form

must I not be faffing?
must you not be faffing?
must he not be faffing?
must we not be faffing?
must you not be faffing?
must they not be faffing?

Perfect

must I not have faffed?
must you not have faffed?
must he not have faffed?
must we not have faffed?
must you not have faffed?
must they not have faffed?

V-ing perfect

must I not have been faffing?
must you not have been faffing?
must he not have been faffing?
must we not have been faffing?
must you not have been faffing?
must they not have been faffing?

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