I must collectivise you must collectivise he must collectivise we must collectivise you must collectivise they must collectivise
V-ing form
I must be collectivising you must be collectivising he must be collectivising we must be collectivising you must be collectivising they must be collectivising
Perfect
I must have collectivised you must have collectivised he must have collectivised we must have collectivised you must have collectivised they must have collectivised
V-ing perfect
I must have been collectivising you must have been collectivising he must have been collectivising we must have been collectivising you must have been collectivising they must have been collectivising
Negation
Simple form
I must not collectivise you must not collectivise he must not collectivise we must not collectivise you must not collectivise they must not collectivise
V-ing form
I must not be collectivising you must not be collectivising he must not be collectivising we must not be collectivising you must not be collectivising they must not be collectivising
Perfect
I must not have collectivised you must not have collectivised he must not have collectivised we must not have collectivised you must not have collectivised they must not have collectivised
V-ing perfect
I must not have been collectivising you must not have been collectivising he must not have been collectivising we must not have been collectivising you must not have been collectivising they must not have been collectivising
Interrogative form
Simple form
must I collectivise? must you collectivise? must he collectivise? must we collectivise? must you collectivise? must they collectivise?
V-ing form
must I be collectivising? must you be collectivising? must he be collectivising? must we be collectivising? must you be collectivising? must they be collectivising?
Perfect
must I have collectivised? must you have collectivised? must he have collectivised? must we have collectivised? must you have collectivised? must they have collectivised?
V-ing perfect
must I have been collectivising? must you have been collectivising? must he have been collectivising? must we have been collectivising? must you have been collectivising? must they have been collectivising?
Interro-negative form
Simple form
must I not collectivise? must you not collectivise? must he not collectivise? must we not collectivise? must you not collectivise? must they not collectivise?
V-ing form
must I not be collectivising? must you not be collectivising? must he not be collectivising? must we not be collectivising? must you not be collectivising? must they not be collectivising?
Perfect
must I not have collectivised? must you not have collectivised? must he not have collectivised? must we not have collectivised? must you not have collectivised? must they not have collectivised?
V-ing perfect
must I not have been collectivising? must you not have been collectivising? must he not have been collectivising? must we not have been collectivising? must you not have been collectivising? must they not have been collectivising?