English verb conjugation MUST FRITTER

Regular verb: fritter - frittered - frittered

Affirmation

Simple form

I must fritter
you must fritter
he must fritter
we must fritter
you must fritter
they must fritter

V-ing form

I must be frittering
you must be frittering
he must be frittering
we must be frittering
you must be frittering
they must be frittering

Perfect

I must have frittered
you must have frittered
he must have frittered
we must have frittered
you must have frittered
they must have frittered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I fritter?
must you fritter?
must he fritter?
must we fritter?
must you fritter?
must they fritter?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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