English verb conjugation
SHOULD RAIL

Regular verb: rail - railed - railed

Affirmation

Simple form	V-ing form
I'd rail you'd rail she'd rail we'd rail you'd rail they'd rail	I'd be railing you'd be railing she'd be railing we'd be railing you'd be railing they'd be railing
Perfect	V-ing perfect
I should've railed you should've railed she should've railed we should've railed you should've railed they should've railed	I should've been railing you should've been railing she should've been railing we should've been railing you should've been railing they should've been railing

Negation

Simple form	V-ing form
I shouldn't rail you shouldn't rail she shouldn't rail we shouldn't rail you shouldn't rail they shouldn't rail	I shouldn't be railing you shouldn't be railing she shouldn't be railing we shouldn't be railing you shouldn't be railing they shouldn't be railing
Perfect	V-ing perfect
I shouldn't have railed you shouldn't have railed she shouldn't have railed we shouldn't have railed you shouldn't have railed they shouldn't have railed	I shouldn't have been railing you shouldn't have been railing she shouldn't have been railing we shouldn't have been railing you shouldn't have been railing they shouldn't have been railing

Interrogative form

Simple form	V-ing form
should I rail? should you rail? should she rail? should we rail? should you rail? should they rail?	should I be railing? should you be railing? should she be railing? should we be railing? should you be railing? should they be railing?
Perfect	V-ing perfect
should I have railed? should you have railed? should she have railed? should we have railed? should you have railed? should they have railed?	should I have been railing? should you have been railing? should she have been railing? should we have been railing? should you have been railing? should they have been railing?

Interro-negative form

Simple form	V-ing form
shouldn't I rail? shouldn't you rail? shouldn't she rail? shouldn't we rail? shouldn't you rail? shouldn't they rail?	shouldn't I be railing? shouldn't you be railing? shouldn't she be railing? shouldn't we be railing? shouldn't you be railing? shouldn't they be railing?
Perfect	V-ing perfect
shouldn't I have railed? shouldn't you have railed? shouldn't she have railed? shouldn't we have railed? shouldn't you have railed? shouldn't they have railed?	shouldn't I have been railing? shouldn't you have been railing? shouldn't she have been railing? shouldn't we have been railing? shouldn't you have been railing? shouldn't they have been railing?