English verb conjugation
MUST RETEST

Regular verb: retest - retested - retested

Affirmation

Simple form	V-ing form
I must retest you must retest she must retest we must retest you must retest they must retest	I must be retesting you must be retesting she must be retesting we must be retesting you must be retesting they must be retesting
Perfect	V-ing perfect
I must have retested you must have retested she must have retested we must have retested you must have retested they must have retested	I must have been retesting you must have been retesting she must have been retesting we must have been retesting you must have been retesting they must have been retesting

Negation

Simple form	V-ing form
I must not retest you must not retest she must not retest we must not retest you must not retest they must not retest	I must not be retesting you must not be retesting she must not be retesting we must not be retesting you must not be retesting they must not be retesting
Perfect	V-ing perfect
I must not have retested you must not have retested she must not have retested we must not have retested you must not have retested they must not have retested	I must not have been retesting you must not have been retesting she must not have been retesting we must not have been retesting you must not have been retesting they must not have been retesting

Interrogative form

Simple form	V-ing form
must I retest? must you retest? must she retest? must we retest? must you retest? must they retest?	must I be retesting? must you be retesting? must she be retesting? must we be retesting? must you be retesting? must they be retesting?
Perfect	V-ing perfect
must I have retested? must you have retested? must she have retested? must we have retested? must you have retested? must they have retested?	must I have been retesting? must you have been retesting? must she have been retesting? must we have been retesting? must you have been retesting? must they have been retesting?

Interro-negative form

Simple form	V-ing form
must I not retest? must you not retest? must she not retest? must we not retest? must you not retest? must they not retest?	must I not be retesting? must you not be retesting? must she not be retesting? must we not be retesting? must you not be retesting? must they not be retesting?
Perfect	V-ing perfect
must I not have retested? must you not have retested? must she not have retested? must we not have retested? must you not have retested? must they not have retested?	must I not have been retesting? must you not have been retesting? must she not have been retesting? must we not have been retesting? must you not have been retesting? must they not have been retesting?