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 must not darn
you must not darn
he must not darn
we must not darn
you must not darn
they must not darn

V-ing form

I must not be darning
you must not be darning
he must not be darning
we must not be darning
you must not be darning
they must not be darning

Perfect

I must not have darned
you must not have darned
he must not have darned
we must not have darned
you must not have darned
they must not have darned

V-ing perfect

I must not have been darning
you must not have been darning
he must not have been darning
we must not have been darning
you must not have been darning
they must not 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

must I not darn?
must you not darn?
must he not darn?
must we not darn?
must you not darn?
must they not darn?

V-ing form

must I not be darning?
must you not be darning?
must he not be darning?
must we not be darning?
must you not be darning?
must they not be darning?

Perfect

must I not have darned?
must you not have darned?
must he not have darned?
must we not have darned?
must you not have darned?
must they not have darned?

V-ing perfect

must I not have been darning?
must you not have been darning?
must he not have been darning?
must we not have been darning?
must you not have been darning?
must they not have been darning?

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