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