I'd be polymerising you'd be polymerising he'd be polymerising we'd be polymerising you'd be polymerising they'd be polymerising
Perfect
I should've polymerised you should've polymerised he should've polymerised we should've polymerised you should've polymerised they should've polymerised
V-ing perfect
I should've been polymerising you should've been polymerising he should've been polymerising we should've been polymerising you should've been polymerising they should've been polymerising
Negation
Simple form
I shouldn't polymerise you shouldn't polymerise he shouldn't polymerise we shouldn't polymerise you shouldn't polymerise they shouldn't polymerise
V-ing form
I shouldn't be polymerising you shouldn't be polymerising he shouldn't be polymerising we shouldn't be polymerising you shouldn't be polymerising they shouldn't be polymerising
Perfect
I shouldn't have polymerised you shouldn't have polymerised he shouldn't have polymerised we shouldn't have polymerised you shouldn't have polymerised they shouldn't have polymerised
V-ing perfect
I shouldn't have been polymerising you shouldn't have been polymerising he shouldn't have been polymerising we shouldn't have been polymerising you shouldn't have been polymerising they shouldn't have been polymerising
Interrogative form
Simple form
should I polymerise? should you polymerise? should he polymerise? should we polymerise? should you polymerise? should they polymerise?
V-ing form
should I be polymerising? should you be polymerising? should he be polymerising? should we be polymerising? should you be polymerising? should they be polymerising?
Perfect
should I have polymerised? should you have polymerised? should he have polymerised? should we have polymerised? should you have polymerised? should they have polymerised?
V-ing perfect
should I have been polymerising? should you have been polymerising? should he have been polymerising? should we have been polymerising? should you have been polymerising? should they have been polymerising?
Interro-negative form
Simple form
shouldn't I polymerise? shouldn't you polymerise? shouldn't he polymerise? shouldn't we polymerise? shouldn't you polymerise? shouldn't they polymerise?
V-ing form
shouldn't I be polymerising? shouldn't you be polymerising? shouldn't he be polymerising? shouldn't we be polymerising? shouldn't you be polymerising? shouldn't they be polymerising?
Perfect
shouldn't I have polymerised? shouldn't you have polymerised? shouldn't he have polymerised? shouldn't we have polymerised? shouldn't you have polymerised? shouldn't they have polymerised?
V-ing perfect
shouldn't I have been polymerising? shouldn't you have been polymerising? shouldn't he have been polymerising? shouldn't we have been polymerising? shouldn't you have been polymerising? shouldn't they have been polymerising?