English verb conjugation MUST DARN

Regular verb: darn - darned - darned

Affirmation

Simple form

I must darn
you must darn
he must darn
we must darn
you must darn
they must darn

V-ing form

I must be darning
you must be darning
he must be darning
we must be darning
you must be darning
they must be darning

Perfect

I must have darned
you must have darned
he must have darned
we must have darned
you must have darned
they must have darned

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I darn?
must you darn?
must he darn?
must we darn?
must you darn?
must they darn?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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