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