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