English verb conjugation MUST DRIFT DOWN

Regular verb: drift down - drift downed - drift downed

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form

I must drift down
you must drift down
she must drift down
we must drift down
you must drift down
they must drift down

V-ing form

I must be drift downing
you must be drift downing
she must be drift downing
we must be drift downing
you must be drift downing
they must be drift downing

Perfect

I must have drift downed
you must have drift downed
she must have drift downed
we must have drift downed
you must have drift downed
they must have drift downed

V-ing perfect

I must have been drift downing
you must have been drift downing
she must have been drift downing
we must have been drift downing
you must have been drift downing
they must have been drift downing

Negation

Simple form

I mustn't drift down
you mustn't drift down
she mustn't drift down
we mustn't drift down
you mustn't drift down
they mustn't drift down

V-ing form

I mustn't be drift downing
you mustn't be drift downing
she mustn't be drift downing
we mustn't be drift downing
you mustn't be drift downing
they mustn't be drift downing

Perfect

I mustn't have drift downed
you mustn't have drift downed
she mustn't have drift downed
we mustn't have drift downed
you mustn't have drift downed
they mustn't have drift downed

V-ing perfect

I mustn't have been drift downing
you mustn't have been drift downing
she mustn't have been drift downing
we mustn't have been drift downing
you mustn't have been drift downing
they mustn't have been drift downing

Interrogative form

Simple form

must I drift down?
must you drift down?
must she drift down?
must we drift down?
must you drift down?
must they drift down?

V-ing form

must I be drift downing?
must you be drift downing?
must she be drift downing?
must we be drift downing?
must you be drift downing?
must they be drift downing?

Perfect

must I have drift downed?
must you have drift downed?
must she have drift downed?
must we have drift downed?
must you have drift downed?
must they have drift downed?

V-ing perfect

must I have been drift downing?
must you have been drift downing?
must she have been drift downing?
must we have been drift downing?
must you have been drift downing?
must they have been drift downing?

Interro-negative form

Simple form

mustn't I drift down?
mustn't you drift down?
mustn't she drift down?
mustn't we drift down?
mustn't you drift down?
mustn't they drift down?

V-ing form

mustn't I be drift downing?
mustn't you be drift downing?
mustn't she be drift downing?
mustn't we be drift downing?
mustn't you be drift downing?
mustn't they be drift downing?

Perfect

mustn't I have drift downed?
mustn't you have drift downed?
mustn't she have drift downed?
mustn't we have drift downed?
mustn't you have drift downed?
mustn't they have drift downed?

V-ing perfect

mustn't I have been drift downing?
mustn't you have been drift downing?
mustn't she have been drift downing?
mustn't we have been drift downing?
mustn't you have been drift downing?
mustn't they have been drift downing?

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