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