English verb conjugation MUST RETESTIFY

Regular verb: retestify - retestified - retestified

Affirmation

Simple form

I must retestify
you must retestify
he must retestify
we must retestify
you must retestify
they must retestify

V-ing form

I must be retestifying
you must be retestifying
he must be retestifying
we must be retestifying
you must be retestifying
they must be retestifying

Perfect

I must have retestified
you must have retestified
he must have retestified
we must have retestified
you must have retestified
they must have retestified

V-ing perfect

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

Negation

Simple form

I must not retestify
you must not retestify
he must not retestify
we must not retestify
you must not retestify
they must not retestify

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I retestify?
must you retestify?
must he retestify?
must we retestify?
must you retestify?
must they retestify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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