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