English verb conjugation
MUST ENDURE

Regular verb: endure - endured - endured

Affirmation

Simple form	V-ing form
I must endure you must endure he must endure we must endure you must endure they must endure	I must be enduring you must be enduring he must be enduring we must be enduring you must be enduring they must be enduring
Perfect	V-ing perfect
I must have endured you must have endured he must have endured we must have endured you must have endured they must have endured	I must have been enduring you must have been enduring he must have been enduring we must have been enduring you must have been enduring they must have been enduring

Negation

Simple form	V-ing form
I mustn't endure you mustn't endure he mustn't endure we mustn't endure you mustn't endure they mustn't endure	I mustn't be enduring you mustn't be enduring he mustn't be enduring we mustn't be enduring you mustn't be enduring they mustn't be enduring
Perfect	V-ing perfect
I mustn't have endured you mustn't have endured he mustn't have endured we mustn't have endured you mustn't have endured they mustn't have endured	I mustn't have been enduring you mustn't have been enduring he mustn't have been enduring we mustn't have been enduring you mustn't have been enduring they mustn't have been enduring

Interrogative form

Simple form	V-ing form
must I endure? must you endure? must he endure? must we endure? must you endure? must they endure?	must I be enduring? must you be enduring? must he be enduring? must we be enduring? must you be enduring? must they be enduring?
Perfect	V-ing perfect
must I have endured? must you have endured? must he have endured? must we have endured? must you have endured? must they have endured?	must I have been enduring? must you have been enduring? must he have been enduring? must we have been enduring? must you have been enduring? must they have been enduring?

Interro-negative form

Simple form	V-ing form
mustn't I endure? mustn't you endure? mustn't he endure? mustn't we endure? mustn't you endure? mustn't they endure?	mustn't I be enduring? mustn't you be enduring? mustn't he be enduring? mustn't we be enduring? mustn't you be enduring? mustn't they be enduring?
Perfect	V-ing perfect
mustn't I have endured? mustn't you have endured? mustn't he have endured? mustn't we have endured? mustn't you have endured? mustn't they have endured?	mustn't I have been enduring? mustn't you have been enduring? mustn't he have been enduring? mustn't we have been enduring? mustn't you have been enduring? mustn't they have been enduring?