English verb conjugation
MUST ITERATE

Regular verb: iterate - iterated - iterated

Affirmation

Simple form	V-ing form
I must iterate you must iterate he must iterate we must iterate you must iterate they must iterate	I must be iterating you must be iterating he must be iterating we must be iterating you must be iterating they must be iterating
Perfect	V-ing perfect
I must have iterated you must have iterated he must have iterated we must have iterated you must have iterated they must have iterated	I must have been iterating you must have been iterating he must have been iterating we must have been iterating you must have been iterating they must have been iterating

Negation

Simple form	V-ing form
I must not iterate you must not iterate he must not iterate we must not iterate you must not iterate they must not iterate	I must not be iterating you must not be iterating he must not be iterating we must not be iterating you must not be iterating they must not be iterating
Perfect	V-ing perfect
I must not have iterated you must not have iterated he must not have iterated we must not have iterated you must not have iterated they must not have iterated	I must not have been iterating you must not have been iterating he must not have been iterating we must not have been iterating you must not have been iterating they must not have been iterating

Interrogative form

Simple form	V-ing form
must I iterate? must you iterate? must he iterate? must we iterate? must you iterate? must they iterate?	must I be iterating? must you be iterating? must he be iterating? must we be iterating? must you be iterating? must they be iterating?
Perfect	V-ing perfect
must I have iterated? must you have iterated? must he have iterated? must we have iterated? must you have iterated? must they have iterated?	must I have been iterating? must you have been iterating? must he have been iterating? must we have been iterating? must you have been iterating? must they have been iterating?

Interro-negative form

Simple form	V-ing form
must I not iterate? must you not iterate? must he not iterate? must we not iterate? must you not iterate? must they not iterate?	must I not be iterating? must you not be iterating? must he not be iterating? must we not be iterating? must you not be iterating? must they not be iterating?
Perfect	V-ing perfect
must I not have iterated? must you not have iterated? must he not have iterated? must we not have iterated? must you not have iterated? must they not have iterated?	must I not have been iterating? must you not have been iterating? must he not have been iterating? must we not have been iterating? must you not have been iterating? must they not have been iterating?