I'd be conferring you'd be conferring he'd be conferring we'd be conferring you'd be conferring they'd be conferring
Perfect
I should've conferred you should've conferred he 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 he 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 he 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 he 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 he 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 he 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 he confer? should we confer? should you confer? should they confer?
V-ing form
should I be conferring? should you be conferring? should he be conferring? should we be conferring? should you be conferring? should they be conferring?
Perfect
should I have conferred? should you have conferred? should he 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 he 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 he 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 he 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 he 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 he have been conferring? shouldn't we have been conferring? shouldn't you have been conferring? shouldn't they have been conferring?