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