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