I'd be passing you'd be passing she'd be passing we'd be passing you'd be passing they'd be passing
Perfect
I should've passed you should've passed she 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 she 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 she 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 she 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 she 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 she 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 she pass? should we pass? should you pass? should they pass?
V-ing form
should I be passing? should you be passing? should she be passing? should we be passing? should you be passing? should they be passing?
Perfect
should I have passed? should you have passed? should she 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 she 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 she 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 she 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 she 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 she have been passing? shouldn't we have been passing? shouldn't you have been passing? shouldn't they have been passing?