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