English verb conjugation
MUST UNCRATE

Regular verb: uncrate - uncrated - uncrated

Affirmation

Simple form	V-ing form
I must uncrate you must uncrate she must uncrate we must uncrate you must uncrate they must uncrate	I must be uncrating you must be uncrating she must be uncrating we must be uncrating you must be uncrating they must be uncrating
Perfect	V-ing perfect
I must have uncrated you must have uncrated she must have uncrated we must have uncrated you must have uncrated they must have uncrated	I must have been uncrating you must have been uncrating she must have been uncrating we must have been uncrating you must have been uncrating they must have been uncrating

Negation

Simple form	V-ing form
I mustn't uncrate you mustn't uncrate she mustn't uncrate we mustn't uncrate you mustn't uncrate they mustn't uncrate	I mustn't be uncrating you mustn't be uncrating she mustn't be uncrating we mustn't be uncrating you mustn't be uncrating they mustn't be uncrating
Perfect	V-ing perfect
I mustn't have uncrated you mustn't have uncrated she mustn't have uncrated we mustn't have uncrated you mustn't have uncrated they mustn't have uncrated	I mustn't have been uncrating you mustn't have been uncrating she mustn't have been uncrating we mustn't have been uncrating you mustn't have been uncrating they mustn't have been uncrating

Interrogative form

Simple form	V-ing form
must I uncrate? must you uncrate? must she uncrate? must we uncrate? must you uncrate? must they uncrate?	must I be uncrating? must you be uncrating? must she be uncrating? must we be uncrating? must you be uncrating? must they be uncrating?
Perfect	V-ing perfect
must I have uncrated? must you have uncrated? must she have uncrated? must we have uncrated? must you have uncrated? must they have uncrated?	must I have been uncrating? must you have been uncrating? must she have been uncrating? must we have been uncrating? must you have been uncrating? must they have been uncrating?

Interro-negative form

Simple form	V-ing form
mustn't I uncrate? mustn't you uncrate? mustn't she uncrate? mustn't we uncrate? mustn't you uncrate? mustn't they uncrate?	mustn't I be uncrating? mustn't you be uncrating? mustn't she be uncrating? mustn't we be uncrating? mustn't you be uncrating? mustn't they be uncrating?
Perfect	V-ing perfect
mustn't I have uncrated? mustn't you have uncrated? mustn't she have uncrated? mustn't we have uncrated? mustn't you have uncrated? mustn't they have uncrated?	mustn't I have been uncrating? mustn't you have been uncrating? mustn't she have been uncrating? mustn't we have been uncrating? mustn't you have been uncrating? mustn't they have been uncrating?