English verb conjugation MUST DESCRIBE

Regular verb: describe - described - described

Affirmation

Simple form

I must describe
you must describe
she must describe
we must describe
you must describe
they must describe

V-ing form

I must be describing
you must be describing
she must be describing
we must be describing
you must be describing
they must be describing

Perfect

I must have described
you must have described
she must have described
we must have described
you must have described
they must have described

V-ing perfect

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

Negation

Simple form

I must not describe
you must not describe
she must not describe
we must not describe
you must not describe
they must not describe

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I describe?
must you describe?
must she describe?
must we describe?
must you describe?
must they describe?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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