English verb conjugation
MUST POO

Regular verb: poo - pooed - pooed

Affirmation

Simple form	V-ing form
I must poo you must poo he must poo we must poo you must poo they must poo	I must be pooing you must be pooing he must be pooing we must be pooing you must be pooing they must be pooing
Perfect	V-ing perfect
I must have pooed you must have pooed he must have pooed we must have pooed you must have pooed they must have pooed	I must have been pooing you must have been pooing he must have been pooing we must have been pooing you must have been pooing they must have been pooing

Negation

Simple form	V-ing form
I must not poo you must not poo he must not poo we must not poo you must not poo they must not poo	I must not be pooing you must not be pooing he must not be pooing we must not be pooing you must not be pooing they must not be pooing
Perfect	V-ing perfect
I must not have pooed you must not have pooed he must not have pooed we must not have pooed you must not have pooed they must not have pooed	I must not have been pooing you must not have been pooing he must not have been pooing we must not have been pooing you must not have been pooing they must not have been pooing

Interrogative form

Simple form	V-ing form
must I poo? must you poo? must he poo? must we poo? must you poo? must they poo?	must I be pooing? must you be pooing? must he be pooing? must we be pooing? must you be pooing? must they be pooing?
Perfect	V-ing perfect
must I have pooed? must you have pooed? must he have pooed? must we have pooed? must you have pooed? must they have pooed?	must I have been pooing? must you have been pooing? must he have been pooing? must we have been pooing? must you have been pooing? must they have been pooing?

Interro-negative form

Simple form	V-ing form
must I not poo? must you not poo? must he not poo? must we not poo? must you not poo? must they not poo?	must I not be pooing? must you not be pooing? must he not be pooing? must we not be pooing? must you not be pooing? must they not be pooing?
Perfect	V-ing perfect
must I not have pooed? must you not have pooed? must he not have pooed? must we not have pooed? must you not have pooed? must they not have pooed?	must I not have been pooing? must you not have been pooing? must he not have been pooing? must we not have been pooing? must you not have been pooing? must they not have been pooing?