English verb conjugation MUST COFFER

Regular verb: coffer - coffered - coffered

Affirmation

Simple form

I must coffer
you must coffer
he must coffer
we must coffer
you must coffer
they must coffer

V-ing form

I must be coffering
you must be coffering
he must be coffering
we must be coffering
you must be coffering
they must be coffering

Perfect

I must have coffered
you must have coffered
he must have coffered
we must have coffered
you must have coffered
they must have coffered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I coffer?
must you coffer?
must he coffer?
must we coffer?
must you coffer?
must they coffer?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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