English verb conjugation MUST IMPOUND

Regular verb: impound - impounded - impounded

Affirmation

Simple form

I must impound
you must impound
he must impound
we must impound
you must impound
they must impound

V-ing form

I must be impounding
you must be impounding
he must be impounding
we must be impounding
you must be impounding
they must be impounding

Perfect

I must have impounded
you must have impounded
he must have impounded
we must have impounded
you must have impounded
they must have impounded

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I impound?
must you impound?
must he impound?
must we impound?
must you impound?
must they impound?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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