English verb conjugation
MUST EXCRUCIATE

Regular verb: excruciate - excruciated - excruciated

Affirmation

Simple form	V-ing form
I must excruciate you must excruciate he must excruciate we must excruciate you must excruciate they must excruciate	I must be excruciating you must be excruciating he must be excruciating we must be excruciating you must be excruciating they must be excruciating
Perfect	V-ing perfect
I must have excruciated you must have excruciated he must have excruciated we must have excruciated you must have excruciated they must have excruciated	I must have been excruciating you must have been excruciating he must have been excruciating we must have been excruciating you must have been excruciating they must have been excruciating

Negation

Simple form	V-ing form
I mustn't excruciate you mustn't excruciate he mustn't excruciate we mustn't excruciate you mustn't excruciate they mustn't excruciate	I mustn't be excruciating you mustn't be excruciating he mustn't be excruciating we mustn't be excruciating you mustn't be excruciating they mustn't be excruciating
Perfect	V-ing perfect
I mustn't have excruciated you mustn't have excruciated he mustn't have excruciated we mustn't have excruciated you mustn't have excruciated they mustn't have excruciated	I mustn't have been excruciating you mustn't have been excruciating he mustn't have been excruciating we mustn't have been excruciating you mustn't have been excruciating they mustn't have been excruciating

Interrogative form

Simple form	V-ing form
must I excruciate? must you excruciate? must he excruciate? must we excruciate? must you excruciate? must they excruciate?	must I be excruciating? must you be excruciating? must he be excruciating? must we be excruciating? must you be excruciating? must they be excruciating?
Perfect	V-ing perfect
must I have excruciated? must you have excruciated? must he have excruciated? must we have excruciated? must you have excruciated? must they have excruciated?	must I have been excruciating? must you have been excruciating? must he have been excruciating? must we have been excruciating? must you have been excruciating? must they have been excruciating?

Interro-negative form

Simple form	V-ing form
mustn't I excruciate? mustn't you excruciate? mustn't he excruciate? mustn't we excruciate? mustn't you excruciate? mustn't they excruciate?	mustn't I be excruciating? mustn't you be excruciating? mustn't he be excruciating? mustn't we be excruciating? mustn't you be excruciating? mustn't they be excruciating?
Perfect	V-ing perfect
mustn't I have excruciated? mustn't you have excruciated? mustn't he have excruciated? mustn't we have excruciated? mustn't you have excruciated? mustn't they have excruciated?	mustn't I have been excruciating? mustn't you have been excruciating? mustn't he have been excruciating? mustn't we have been excruciating? mustn't you have been excruciating? mustn't they have been excruciating?