English verb conjugation MUST MIFF

Regular verb: miff - miffed - miffed

Affirmation

Simple form

I must miff
you must miff
he must miff
we must miff
you must miff
they must miff

V-ing form

I must be miffing
you must be miffing
he must be miffing
we must be miffing
you must be miffing
they must be miffing

Perfect

I must have miffed
you must have miffed
he must have miffed
we must have miffed
you must have miffed
they must have miffed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I miff?
must you miff?
must he miff?
must we miff?
must you miff?
must they miff?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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