English verb conjugation MUST SMARTEN

Regular verb: smarten - smartened - smartened

Affirmation

Simple form

I must smarten
you must smarten
she must smarten
we must smarten
you must smarten
they must smarten

V-ing form

I must be smartening
you must be smartening
she must be smartening
we must be smartening
you must be smartening
they must be smartening

Perfect

I must have smartened
you must have smartened
she must have smartened
we must have smartened
you must have smartened
they must have smartened

V-ing perfect

I must have been smartening
you must have been smartening
she must have been smartening
we must have been smartening
you must have been smartening
they must have been smartening

Negation

Simple form

I mustn't smarten
you mustn't smarten
she mustn't smarten
we mustn't smarten
you mustn't smarten
they mustn't smarten

V-ing form

I mustn't be smartening
you mustn't be smartening
she mustn't be smartening
we mustn't be smartening
you mustn't be smartening
they mustn't be smartening

Perfect

I mustn't have smartened
you mustn't have smartened
she mustn't have smartened
we mustn't have smartened
you mustn't have smartened
they mustn't have smartened

V-ing perfect

I mustn't have been smartening
you mustn't have been smartening
she mustn't have been smartening
we mustn't have been smartening
you mustn't have been smartening
they mustn't have been smartening

Interrogative form

Simple form

must I smarten?
must you smarten?
must she smarten?
must we smarten?
must you smarten?
must they smarten?

V-ing form

must I be smartening?
must you be smartening?
must she be smartening?
must we be smartening?
must you be smartening?
must they be smartening?

Perfect

must I have smartened?
must you have smartened?
must she have smartened?
must we have smartened?
must you have smartened?
must they have smartened?

V-ing perfect

must I have been smartening?
must you have been smartening?
must she have been smartening?
must we have been smartening?
must you have been smartening?
must they have been smartening?

Interro-negative form

Simple form

mustn't I smarten?
mustn't you smarten?
mustn't she smarten?
mustn't we smarten?
mustn't you smarten?
mustn't they smarten?

V-ing form

mustn't I be smartening?
mustn't you be smartening?
mustn't she be smartening?
mustn't we be smartening?
mustn't you be smartening?
mustn't they be smartening?

Perfect

mustn't I have smartened?
mustn't you have smartened?
mustn't she have smartened?
mustn't we have smartened?
mustn't you have smartened?
mustn't they have smartened?

V-ing perfect

mustn't I have been smartening?
mustn't you have been smartening?
mustn't she have been smartening?
mustn't we have been smartening?
mustn't you have been smartening?
mustn't they have been smartening?

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