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