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