English verb conjugation MUST INVOLVE

Regular verb: involve - involved - involved

Affirmation

Simple form

I must involve
you must involve
he must involve
we must involve
you must involve
they must involve

V-ing form

I must be involving
you must be involving
he must be involving
we must be involving
you must be involving
they must be involving

Perfect

I must have involved
you must have involved
he must have involved
we must have involved
you must have involved
they must have involved

V-ing perfect

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

Negation

Simple form

I must not involve
you must not involve
he must not involve
we must not involve
you must not involve
they must not involve

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I involve?
must you involve?
must he involve?
must we involve?
must you involve?
must they involve?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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