English verb conjugation
MUST PREFORMAT

Regular verb: preformat - preformated - preformated

Affirmation

Simple form	V-ing form
I must preformat you must preformat he must preformat we must preformat you must preformat they must preformat	I must be preformating you must be preformating he must be preformating we must be preformating you must be preformating they must be preformating
Perfect	V-ing perfect
I must have preformated you must have preformated he must have preformated we must have preformated you must have preformated they must have preformated	I must have been preformating you must have been preformating he must have been preformating we must have been preformating you must have been preformating they must have been preformating

Negation

Simple form	V-ing form
I must not preformat you must not preformat he must not preformat we must not preformat you must not preformat they must not preformat	I must not be preformating you must not be preformating he must not be preformating we must not be preformating you must not be preformating they must not be preformating
Perfect	V-ing perfect
I must not have preformated you must not have preformated he must not have preformated we must not have preformated you must not have preformated they must not have preformated	I must not have been preformating you must not have been preformating he must not have been preformating we must not have been preformating you must not have been preformating they must not have been preformating

Interrogative form

Simple form	V-ing form
must I preformat? must you preformat? must he preformat? must we preformat? must you preformat? must they preformat?	must I be preformating? must you be preformating? must he be preformating? must we be preformating? must you be preformating? must they be preformating?
Perfect	V-ing perfect
must I have preformated? must you have preformated? must he have preformated? must we have preformated? must you have preformated? must they have preformated?	must I have been preformating? must you have been preformating? must he have been preformating? must we have been preformating? must you have been preformating? must they have been preformating?

Interro-negative form

Simple form	V-ing form
must I not preformat? must you not preformat? must he not preformat? must we not preformat? must you not preformat? must they not preformat?	must I not be preformating? must you not be preformating? must he not be preformating? must we not be preformating? must you not be preformating? must they not be preformating?
Perfect	V-ing perfect
must I not have preformated? must you not have preformated? must he not have preformated? must we not have preformated? must you not have preformated? must they not have preformated?	must I not have been preformating? must you not have been preformating? must he not have been preformating? must we not have been preformating? must you not have been preformating? must they not have been preformating?