English verb conjugation MUST SPELL

Irregular verb: spell - spelled, spelt - spelled, spelt

Affirmation

Simple form

I must spell
you must spell
she must spell
we must spell
you must spell
they must spell

V-ing form

I must be spelling
you must be spelling
she must be spelling
we must be spelling
you must be spelling
they must be spelling

Perfect

I must have spelled, spelt
you must have spelled, spelt
she must have spelled, spelt
we must have spelled, spelt
you must have spelled, spelt
they must have spelled, spelt

V-ing perfect

I must have been spelling
you must have been spelling
she must have been spelling
we must have been spelling
you must have been spelling
they must have been spelling

Negation

Simple form

I mustn't spell
you mustn't spell
she mustn't spell
we mustn't spell
you mustn't spell
they mustn't spell

V-ing form

I mustn't be spelling
you mustn't be spelling
she mustn't be spelling
we mustn't be spelling
you mustn't be spelling
they mustn't be spelling

Perfect

I mustn't have spelled, spelt
you mustn't have spelled, spelt
she mustn't have spelled, spelt
we mustn't have spelled, spelt
you mustn't have spelled, spelt
they mustn't have spelled, spelt

V-ing perfect

I mustn't have been spelling
you mustn't have been spelling
she mustn't have been spelling
we mustn't have been spelling
you mustn't have been spelling
they mustn't have been spelling

Interrogative form

Simple form

must I spell?
must you spell?
must she spell?
must we spell?
must you spell?
must they spell?

V-ing form

must I be spelling?
must you be spelling?
must she be spelling?
must we be spelling?
must you be spelling?
must they be spelling?

Perfect

must I have spelled, spelt?
must you have spelled, spelt?
must she have spelled, spelt?
must we have spelled, spelt?
must you have spelled, spelt?
must they have spelled, spelt?

V-ing perfect

must I have been spelling?
must you have been spelling?
must she have been spelling?
must we have been spelling?
must you have been spelling?
must they have been spelling?

Interro-negative form

Simple form

mustn't I spell?
mustn't you spell?
mustn't she spell?
mustn't we spell?
mustn't you spell?
mustn't they spell?

V-ing form

mustn't I be spelling?
mustn't you be spelling?
mustn't she be spelling?
mustn't we be spelling?
mustn't you be spelling?
mustn't they be spelling?

Perfect

mustn't I have spelled, spelt?
mustn't you have spelled, spelt?
mustn't she have spelled, spelt?
mustn't we have spelled, spelt?
mustn't you have spelled, spelt?
mustn't they have spelled, spelt?

V-ing perfect

mustn't I have been spelling?
mustn't you have been spelling?
mustn't she have been spelling?
mustn't we have been spelling?
mustn't you have been spelling?
mustn't they have been spelling?

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