English verb conjugation MUST PROPOUND

Regular verb: propound - propounded - propounded

Affirmation

Simple form

I must propound
you must propound
he must propound
we must propound
you must propound
they must propound

V-ing form

I must be propounding
you must be propounding
he must be propounding
we must be propounding
you must be propounding
they must be propounding

Perfect

I must have propounded
you must have propounded
he must have propounded
we must have propounded
you must have propounded
they must have propounded

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I propound?
must you propound?
must he propound?
must we propound?
must you propound?
must they propound?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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