English verb conjugation
MUST CRATE

Regular verb: crate - crated - crated

Affirmation

Simple form	V-ing form
I must crate you must crate he must crate we must crate you must crate they must crate	I must be crating you must be crating he must be crating we must be crating you must be crating they must be crating
Perfect	V-ing perfect
I must have crated you must have crated he must have crated we must have crated you must have crated they must have crated	I must have been crating you must have been crating he must have been crating we must have been crating you must have been crating they must have been crating

Negation

Simple form	V-ing form
I mustn't crate you mustn't crate he mustn't crate we mustn't crate you mustn't crate they mustn't crate	I mustn't be crating you mustn't be crating he mustn't be crating we mustn't be crating you mustn't be crating they mustn't be crating
Perfect	V-ing perfect
I mustn't have crated you mustn't have crated he mustn't have crated we mustn't have crated you mustn't have crated they mustn't have crated	I mustn't have been crating you mustn't have been crating he mustn't have been crating we mustn't have been crating you mustn't have been crating they mustn't have been crating

Interrogative form

Simple form	V-ing form
must I crate? must you crate? must he crate? must we crate? must you crate? must they crate?	must I be crating? must you be crating? must he be crating? must we be crating? must you be crating? must they be crating?
Perfect	V-ing perfect
must I have crated? must you have crated? must he have crated? must we have crated? must you have crated? must they have crated?	must I have been crating? must you have been crating? must he have been crating? must we have been crating? must you have been crating? must they have been crating?

Interro-negative form

Simple form	V-ing form
mustn't I crate? mustn't you crate? mustn't he crate? mustn't we crate? mustn't you crate? mustn't they crate?	mustn't I be crating? mustn't you be crating? mustn't he be crating? mustn't we be crating? mustn't you be crating? mustn't they be crating?
Perfect	V-ing perfect
mustn't I have crated? mustn't you have crated? mustn't he have crated? mustn't we have crated? mustn't you have crated? mustn't they have crated?	mustn't I have been crating? mustn't you have been crating? mustn't he have been crating? mustn't we have been crating? mustn't you have been crating? mustn't they have been crating?