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