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 must not smarten
you must not smarten
she must not smarten
we must not smarten
you must not smarten
they must not smarten

V-ing form

I must not be smartening
you must not be smartening
she must not be smartening
we must not be smartening
you must not be smartening
they must not be smartening

Perfect

I must not have smartened
you must not have smartened
she must not have smartened
we must not have smartened
you must not have smartened
they must not have smartened

V-ing perfect

I must not have been smartening
you must not have been smartening
she must not have been smartening
we must not have been smartening
you must not have been smartening
they must not 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

must I not smarten?
must you not smarten?
must she not smarten?
must we not smarten?
must you not smarten?
must they not smarten?

V-ing form

must I not be smartening?
must you not be smartening?
must she not be smartening?
must we not be smartening?
must you not be smartening?
must they not be smartening?

Perfect

must I not have smartened?
must you not have smartened?
must she not have smartened?
must we not have smartened?
must you not have smartened?
must they not have smartened?

V-ing perfect

must I not have been smartening?
must you not have been smartening?
must she not have been smartening?
must we not have been smartening?
must you not have been smartening?
must they not have been smartening?

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