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