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