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