English verb conjugation
MUST DECOMMISSION

Regular verb: decommission - decommissioned - decommissioned

Affirmation

Simple form	V-ing form
I must decommission you must decommission he must decommission we must decommission you must decommission they must decommission	I must be decommissioning you must be decommissioning he must be decommissioning we must be decommissioning you must be decommissioning they must be decommissioning
Perfect	V-ing perfect
I must have decommissioned you must have decommissioned he must have decommissioned we must have decommissioned you must have decommissioned they must have decommissioned	I must have been decommissioning you must have been decommissioning he must have been decommissioning we must have been decommissioning you must have been decommissioning they must have been decommissioning

Negation

Simple form	V-ing form
I mustn't decommission you mustn't decommission he mustn't decommission we mustn't decommission you mustn't decommission they mustn't decommission	I mustn't be decommissioning you mustn't be decommissioning he mustn't be decommissioning we mustn't be decommissioning you mustn't be decommissioning they mustn't be decommissioning
Perfect	V-ing perfect
I mustn't have decommissioned you mustn't have decommissioned he mustn't have decommissioned we mustn't have decommissioned you mustn't have decommissioned they mustn't have decommissioned	I mustn't have been decommissioning you mustn't have been decommissioning he mustn't have been decommissioning we mustn't have been decommissioning you mustn't have been decommissioning they mustn't have been decommissioning

Interrogative form

Simple form	V-ing form
must I decommission? must you decommission? must he decommission? must we decommission? must you decommission? must they decommission?	must I be decommissioning? must you be decommissioning? must he be decommissioning? must we be decommissioning? must you be decommissioning? must they be decommissioning?
Perfect	V-ing perfect
must I have decommissioned? must you have decommissioned? must he have decommissioned? must we have decommissioned? must you have decommissioned? must they have decommissioned?	must I have been decommissioning? must you have been decommissioning? must he have been decommissioning? must we have been decommissioning? must you have been decommissioning? must they have been decommissioning?

Interro-negative form

Simple form	V-ing form
mustn't I decommission? mustn't you decommission? mustn't he decommission? mustn't we decommission? mustn't you decommission? mustn't they decommission?	mustn't I be decommissioning? mustn't you be decommissioning? mustn't he be decommissioning? mustn't we be decommissioning? mustn't you be decommissioning? mustn't they be decommissioning?
Perfect	V-ing perfect
mustn't I have decommissioned? mustn't you have decommissioned? mustn't he have decommissioned? mustn't we have decommissioned? mustn't you have decommissioned? mustn't they have decommissioned?	mustn't I have been decommissioning? mustn't you have been decommissioning? mustn't he have been decommissioning? mustn't we have been decommissioning? mustn't you have been decommissioning? mustn't they have been decommissioning?