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