English verb conjugation MUST SILK

Regular verb: silk - silked - silked

Affirmation

Simple form

I must silk
you must silk
he must silk
we must silk
you must silk
they must silk

V-ing form

I must be silking
you must be silking
he must be silking
we must be silking
you must be silking
they must be silking

Perfect

I must have silked
you must have silked
he must have silked
we must have silked
you must have silked
they must have silked

V-ing perfect

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

Negation

Simple form

I must not silk
you must not silk
he must not silk
we must not silk
you must not silk
they must not silk

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I silk?
must you silk?
must he silk?
must we silk?
must you silk?
must they silk?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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