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