I'd be optimising you'd be optimising she'd be optimising we'd be optimising you'd be optimising they'd be optimising
Perfect
I should've optimised you should've optimised she should've optimised we should've optimised you should've optimised they should've optimised
V-ing perfect
I should've been optimising you should've been optimising she should've been optimising we should've been optimising you should've been optimising they should've been optimising
Negation
Simple form
I shouldn't optimise you shouldn't optimise she shouldn't optimise we shouldn't optimise you shouldn't optimise they shouldn't optimise
V-ing form
I shouldn't be optimising you shouldn't be optimising she shouldn't be optimising we shouldn't be optimising you shouldn't be optimising they shouldn't be optimising
Perfect
I shouldn't have optimised you shouldn't have optimised she shouldn't have optimised we shouldn't have optimised you shouldn't have optimised they shouldn't have optimised
V-ing perfect
I shouldn't have been optimising you shouldn't have been optimising she shouldn't have been optimising we shouldn't have been optimising you shouldn't have been optimising they shouldn't have been optimising
Interrogative form
Simple form
should I optimise? should you optimise? should she optimise? should we optimise? should you optimise? should they optimise?
V-ing form
should I be optimising? should you be optimising? should she be optimising? should we be optimising? should you be optimising? should they be optimising?
Perfect
should I have optimised? should you have optimised? should she have optimised? should we have optimised? should you have optimised? should they have optimised?
V-ing perfect
should I have been optimising? should you have been optimising? should she have been optimising? should we have been optimising? should you have been optimising? should they have been optimising?
Interro-negative form
Simple form
shouldn't I optimise? shouldn't you optimise? shouldn't she optimise? shouldn't we optimise? shouldn't you optimise? shouldn't they optimise?
V-ing form
shouldn't I be optimising? shouldn't you be optimising? shouldn't she be optimising? shouldn't we be optimising? shouldn't you be optimising? shouldn't they be optimising?
Perfect
shouldn't I have optimised? shouldn't you have optimised? shouldn't she have optimised? shouldn't we have optimised? shouldn't you have optimised? shouldn't they have optimised?
V-ing perfect
shouldn't I have been optimising? shouldn't you have been optimising? shouldn't she have been optimising? shouldn't we have been optimising? shouldn't you have been optimising? shouldn't they have been optimising?