English verb conjugation MUST DOWN

Regular verb: down - downed - downed

Affirmation

Simple form

I must down
you must down
he must down
we must down
you must down
they must down

V-ing form

I must be downing
you must be downing
he must be downing
we must be downing
you must be downing
they must be downing

Perfect

I must have downed
you must have downed
he must have downed
we must have downed
you must have downed
they must have downed

V-ing perfect

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

Negation

Simple form

I must not down
you must not down
he must not down
we must not down
you must not down
they must not down

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I down?
must you down?
must he down?
must we down?
must you down?
must they down?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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