English verb conjugation MUST ENGROSS

Regular verb: engross - engrossed - engrossed

Affirmation

Simple form

I must engross
you must engross
he must engross
we must engross
you must engross
they must engross

V-ing form

I must be engrossing
you must be engrossing
he must be engrossing
we must be engrossing
you must be engrossing
they must be engrossing

Perfect

I must have engrossed
you must have engrossed
he must have engrossed
we must have engrossed
you must have engrossed
they must have engrossed

V-ing perfect

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

Negation

Simple form

I must not engross
you must not engross
he must not engross
we must not engross
you must not engross
they must not engross

V-ing form

I must not be engrossing
you must not be engrossing
he must not be engrossing
we must not be engrossing
you must not be engrossing
they must not be engrossing

Perfect

I must not have engrossed
you must not have engrossed
he must not have engrossed
we must not have engrossed
you must not have engrossed
they must not have engrossed

V-ing perfect

I must not have been engrossing
you must not have been engrossing
he must not have been engrossing
we must not have been engrossing
you must not have been engrossing
they must not have been engrossing

Interrogative form

Simple form

must I engross?
must you engross?
must he engross?
must we engross?
must you engross?
must they engross?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

must I not engross?
must you not engross?
must he not engross?
must we not engross?
must you not engross?
must they not engross?

V-ing form

must I not be engrossing?
must you not be engrossing?
must he not be engrossing?
must we not be engrossing?
must you not be engrossing?
must they not be engrossing?

Perfect

must I not have engrossed?
must you not have engrossed?
must he not have engrossed?
must we not have engrossed?
must you not have engrossed?
must they not have engrossed?

V-ing perfect

must I not have been engrossing?
must you not have been engrossing?
must he not have been engrossing?
must we not have been engrossing?
must you not have been engrossing?
must they not have been engrossing?

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