English verb conjugation MUST PURIFY

Regular verb: purify - purified - purified

Affirmation

Simple form

I must purify
you must purify
he must purify
we must purify
you must purify
they must purify

V-ing form

I must be purifying
you must be purifying
he must be purifying
we must be purifying
you must be purifying
they must be purifying

Perfect

I must have purified
you must have purified
he must have purified
we must have purified
you must have purified
they must have purified

V-ing perfect

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

Negation

Simple form

I must not purify
you must not purify
he must not purify
we must not purify
you must not purify
they must not purify

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I purify?
must you purify?
must he purify?
must we purify?
must you purify?
must they purify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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