I must personate you must personate he must personate we must personate you must personate they must personate
V-ing form
I must be personating you must be personating he must be personating we must be personating you must be personating they must be personating
Perfect
I must have personated you must have personated he must have personated we must have personated you must have personated they must have personated
V-ing perfect
I must have been personating you must have been personating he must have been personating we must have been personating you must have been personating they must have been personating
Negation
Simple form
I must not personate you must not personate he must not personate we must not personate you must not personate they must not personate
V-ing form
I must not be personating you must not be personating he must not be personating we must not be personating you must not be personating they must not be personating
Perfect
I must not have personated you must not have personated he must not have personated we must not have personated you must not have personated they must not have personated
V-ing perfect
I must not have been personating you must not have been personating he must not have been personating we must not have been personating you must not have been personating they must not have been personating
Interrogative form
Simple form
must I personate? must you personate? must he personate? must we personate? must you personate? must they personate?
V-ing form
must I be personating? must you be personating? must he be personating? must we be personating? must you be personating? must they be personating?
Perfect
must I have personated? must you have personated? must he have personated? must we have personated? must you have personated? must they have personated?
V-ing perfect
must I have been personating? must you have been personating? must he have been personating? must we have been personating? must you have been personating? must they have been personating?
Interro-negative form
Simple form
must I not personate? must you not personate? must he not personate? must we not personate? must you not personate? must they not personate?
V-ing form
must I not be personating? must you not be personating? must he not be personating? must we not be personating? must you not be personating? must they not be personating?
Perfect
must I not have personated? must you not have personated? must he not have personated? must we not have personated? must you not have personated? must they not have personated?
V-ing perfect
must I not have been personating? must you not have been personating? must he not have been personating? must we not have been personating? must you not have been personating? must they not have been personating?