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