English verb conjugation
SHOULD CENTRALISE

Regular verb: centralise - centralised - centralised

Affirmation

Simple form	V-ing form
I'd centralise you'd centralise he'd centralise we'd centralise you'd centralise they'd centralise	I'd be centralising you'd be centralising he'd be centralising we'd be centralising you'd be centralising they'd be centralising
Perfect	V-ing perfect
I should've centralised you should've centralised he should've centralised we should've centralised you should've centralised they should've centralised	I should've been centralising you should've been centralising he should've been centralising we should've been centralising you should've been centralising they should've been centralising

Negation

Simple form	V-ing form
I shouldn't centralise you shouldn't centralise he shouldn't centralise we shouldn't centralise you shouldn't centralise they shouldn't centralise	I shouldn't be centralising you shouldn't be centralising he shouldn't be centralising we shouldn't be centralising you shouldn't be centralising they shouldn't be centralising
Perfect	V-ing perfect
I shouldn't have centralised you shouldn't have centralised he shouldn't have centralised we shouldn't have centralised you shouldn't have centralised they shouldn't have centralised	I shouldn't have been centralising you shouldn't have been centralising he shouldn't have been centralising we shouldn't have been centralising you shouldn't have been centralising they shouldn't have been centralising

Interrogative form

Simple form	V-ing form
should I centralise? should you centralise? should he centralise? should we centralise? should you centralise? should they centralise?	should I be centralising? should you be centralising? should he be centralising? should we be centralising? should you be centralising? should they be centralising?
Perfect	V-ing perfect
should I have centralised? should you have centralised? should he have centralised? should we have centralised? should you have centralised? should they have centralised?	should I have been centralising? should you have been centralising? should he have been centralising? should we have been centralising? should you have been centralising? should they have been centralising?

Interro-negative form

Simple form	V-ing form
shouldn't I centralise? shouldn't you centralise? shouldn't he centralise? shouldn't we centralise? shouldn't you centralise? shouldn't they centralise?	shouldn't I be centralising? shouldn't you be centralising? shouldn't he be centralising? shouldn't we be centralising? shouldn't you be centralising? shouldn't they be centralising?
Perfect	V-ing perfect
shouldn't I have centralised? shouldn't you have centralised? shouldn't he have centralised? shouldn't we have centralised? shouldn't you have centralised? shouldn't they have centralised?	shouldn't I have been centralising? shouldn't you have been centralising? shouldn't he have been centralising? shouldn't we have been centralising? shouldn't you have been centralising? shouldn't they have been centralising?