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