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