English verb conjugation
MUST VEST

Regular verb: vest - vested - vested

Affirmation

Simple form	V-ing form
I must vest you must vest he must vest we must vest you must vest they must vest	I must be vesting you must be vesting he must be vesting we must be vesting you must be vesting they must be vesting
Perfect	V-ing perfect
I must have vested you must have vested he must have vested we must have vested you must have vested they must have vested	I must have been vesting you must have been vesting he must have been vesting we must have been vesting you must have been vesting they must have been vesting

Negation

Simple form	V-ing form
I must not vest you must not vest he must not vest we must not vest you must not vest they must not vest	I must not be vesting you must not be vesting he must not be vesting we must not be vesting you must not be vesting they must not be vesting
Perfect	V-ing perfect
I must not have vested you must not have vested he must not have vested we must not have vested you must not have vested they must not have vested	I must not have been vesting you must not have been vesting he must not have been vesting we must not have been vesting you must not have been vesting they must not have been vesting

Interrogative form

Simple form	V-ing form
must I vest? must you vest? must he vest? must we vest? must you vest? must they vest?	must I be vesting? must you be vesting? must he be vesting? must we be vesting? must you be vesting? must they be vesting?
Perfect	V-ing perfect
must I have vested? must you have vested? must he have vested? must we have vested? must you have vested? must they have vested?	must I have been vesting? must you have been vesting? must he have been vesting? must we have been vesting? must you have been vesting? must they have been vesting?

Interro-negative form

Simple form	V-ing form
must I not vest? must you not vest? must he not vest? must we not vest? must you not vest? must they not vest?	must I not be vesting? must you not be vesting? must he not be vesting? must we not be vesting? must you not be vesting? must they not be vesting?
Perfect	V-ing perfect
must I not have vested? must you not have vested? must he not have vested? must we not have vested? must you not have vested? must they not have vested?	must I not have been vesting? must you not have been vesting? must he not have been vesting? must we not have been vesting? must you not have been vesting? must they not have been vesting?