I must deactivate you must deactivate he must deactivate we must deactivate you must deactivate they must deactivate
V-ing form
I must be deactivating you must be deactivating he must be deactivating we must be deactivating you must be deactivating they must be deactivating
Perfect
I must have deactivated you must have deactivated he must have deactivated we must have deactivated you must have deactivated they must have deactivated
V-ing perfect
I must have been deactivating you must have been deactivating he must have been deactivating we must have been deactivating you must have been deactivating they must have been deactivating
Negation
Simple form
I mustn't deactivate you mustn't deactivate he mustn't deactivate we mustn't deactivate you mustn't deactivate they mustn't deactivate
V-ing form
I mustn't be deactivating you mustn't be deactivating he mustn't be deactivating we mustn't be deactivating you mustn't be deactivating they mustn't be deactivating
Perfect
I mustn't have deactivated you mustn't have deactivated he mustn't have deactivated we mustn't have deactivated you mustn't have deactivated they mustn't have deactivated
V-ing perfect
I mustn't have been deactivating you mustn't have been deactivating he mustn't have been deactivating we mustn't have been deactivating you mustn't have been deactivating they mustn't have been deactivating
Interrogative form
Simple form
must I deactivate? must you deactivate? must he deactivate? must we deactivate? must you deactivate? must they deactivate?
V-ing form
must I be deactivating? must you be deactivating? must he be deactivating? must we be deactivating? must you be deactivating? must they be deactivating?
Perfect
must I have deactivated? must you have deactivated? must he have deactivated? must we have deactivated? must you have deactivated? must they have deactivated?
V-ing perfect
must I have been deactivating? must you have been deactivating? must he have been deactivating? must we have been deactivating? must you have been deactivating? must they have been deactivating?
Interro-negative form
Simple form
mustn't I deactivate? mustn't you deactivate? mustn't he deactivate? mustn't we deactivate? mustn't you deactivate? mustn't they deactivate?
V-ing form
mustn't I be deactivating? mustn't you be deactivating? mustn't he be deactivating? mustn't we be deactivating? mustn't you be deactivating? mustn't they be deactivating?
Perfect
mustn't I have deactivated? mustn't you have deactivated? mustn't he have deactivated? mustn't we have deactivated? mustn't you have deactivated? mustn't they have deactivated?
V-ing perfect
mustn't I have been deactivating? mustn't you have been deactivating? mustn't he have been deactivating? mustn't we have been deactivating? mustn't you have been deactivating? mustn't they have been deactivating?