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