English verb conjugation
MUST LARRUP

Regular verb: larrup - larruped - larruped

Affirmation

Simple form	V-ing form
I must larrup you must larrup he must larrup we must larrup you must larrup they must larrup	I must be larruping you must be larruping he must be larruping we must be larruping you must be larruping they must be larruping
Perfect	V-ing perfect
I must have larruped you must have larruped he must have larruped we must have larruped you must have larruped they must have larruped	I must have been larruping you must have been larruping he must have been larruping we must have been larruping you must have been larruping they must have been larruping

Negation

Simple form	V-ing form
I must not larrup you must not larrup he must not larrup we must not larrup you must not larrup they must not larrup	I must not be larruping you must not be larruping he must not be larruping we must not be larruping you must not be larruping they must not be larruping
Perfect	V-ing perfect
I must not have larruped you must not have larruped he must not have larruped we must not have larruped you must not have larruped they must not have larruped	I must not have been larruping you must not have been larruping he must not have been larruping we must not have been larruping you must not have been larruping they must not have been larruping

Interrogative form

Simple form	V-ing form
must I larrup? must you larrup? must he larrup? must we larrup? must you larrup? must they larrup?	must I be larruping? must you be larruping? must he be larruping? must we be larruping? must you be larruping? must they be larruping?
Perfect	V-ing perfect
must I have larruped? must you have larruped? must he have larruped? must we have larruped? must you have larruped? must they have larruped?	must I have been larruping? must you have been larruping? must he have been larruping? must we have been larruping? must you have been larruping? must they have been larruping?

Interro-negative form

Simple form	V-ing form
must I not larrup? must you not larrup? must he not larrup? must we not larrup? must you not larrup? must they not larrup?	must I not be larruping? must you not be larruping? must he not be larruping? must we not be larruping? must you not be larruping? must they not be larruping?
Perfect	V-ing perfect
must I not have larruped? must you not have larruped? must he not have larruped? must we not have larruped? must you not have larruped? must they not have larruped?	must I not have been larruping? must you not have been larruping? must he not have been larruping? must we not have been larruping? must you not have been larruping? must they not have been larruping?