English verb conjugation MUST UNDRESS

Regular verb: undress - undressed - undressed

Affirmation

Simple form

I must undress
you must undress
she must undress
we must undress
you must undress
they must undress

V-ing form

I must be undressing
you must be undressing
she must be undressing
we must be undressing
you must be undressing
they must be undressing

Perfect

I must have undressed
you must have undressed
she must have undressed
we must have undressed
you must have undressed
they must have undressed

V-ing perfect

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

Negation

Simple form

I must not undress
you must not undress
she must not undress
we must not undress
you must not undress
they must not undress

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I undress?
must you undress?
must she undress?
must we undress?
must you undress?
must they undress?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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