English verb conjugation MUST MODIFY

Regular verb: modify - modified - modified

Affirmation

Simple form

I must modify
you must modify
he must modify
we must modify
you must modify
they must modify

V-ing form

I must be modifying
you must be modifying
he must be modifying
we must be modifying
you must be modifying
they must be modifying

Perfect

I must have modified
you must have modified
he must have modified
we must have modified
you must have modified
they must have modified

V-ing perfect

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

Negation

Simple form

I must not modify
you must not modify
he must not modify
we must not modify
you must not modify
they must not modify

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I modify?
must you modify?
must he modify?
must we modify?
must you modify?
must they modify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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