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