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