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