English verb conjugation
SHOULD STAIN STH

Regular verb: stain sth - stain sthed - stain sthed

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I'd stain sth you'd stain sth she'd stain sth we'd stain sth you'd stain sth they'd stain sth	I'd be stain sthing you'd be stain sthing she'd be stain sthing we'd be stain sthing you'd be stain sthing they'd be stain sthing
Perfect	V-ing perfect
I should've stain sthed you should've stain sthed she should've stain sthed we should've stain sthed you should've stain sthed they should've stain sthed	I should've been stain sthing you should've been stain sthing she should've been stain sthing we should've been stain sthing you should've been stain sthing they should've been stain sthing

Negation

Simple form	V-ing form
I shouldn't stain sth you shouldn't stain sth she shouldn't stain sth we shouldn't stain sth you shouldn't stain sth they shouldn't stain sth	I shouldn't be stain sthing you shouldn't be stain sthing she shouldn't be stain sthing we shouldn't be stain sthing you shouldn't be stain sthing they shouldn't be stain sthing
Perfect	V-ing perfect
I shouldn't have stain sthed you shouldn't have stain sthed she shouldn't have stain sthed we shouldn't have stain sthed you shouldn't have stain sthed they shouldn't have stain sthed	I shouldn't have been stain sthing you shouldn't have been stain sthing she shouldn't have been stain sthing we shouldn't have been stain sthing you shouldn't have been stain sthing they shouldn't have been stain sthing

Interrogative form

Simple form	V-ing form
should I stain sth? should you stain sth? should she stain sth? should we stain sth? should you stain sth? should they stain sth?	should I be stain sthing? should you be stain sthing? should she be stain sthing? should we be stain sthing? should you be stain sthing? should they be stain sthing?
Perfect	V-ing perfect
should I have stain sthed? should you have stain sthed? should she have stain sthed? should we have stain sthed? should you have stain sthed? should they have stain sthed?	should I have been stain sthing? should you have been stain sthing? should she have been stain sthing? should we have been stain sthing? should you have been stain sthing? should they have been stain sthing?

Interro-negative form

Simple form	V-ing form
shouldn't I stain sth? shouldn't you stain sth? shouldn't she stain sth? shouldn't we stain sth? shouldn't you stain sth? shouldn't they stain sth?	shouldn't I be stain sthing? shouldn't you be stain sthing? shouldn't she be stain sthing? shouldn't we be stain sthing? shouldn't you be stain sthing? shouldn't they be stain sthing?
Perfect	V-ing perfect
shouldn't I have stain sthed? shouldn't you have stain sthed? shouldn't she have stain sthed? shouldn't we have stain sthed? shouldn't you have stain sthed? shouldn't they have stain sthed?	shouldn't I have been stain sthing? shouldn't you have been stain sthing? shouldn't she have been stain sthing? shouldn't we have been stain sthing? shouldn't you have been stain sthing? shouldn't they have been stain sthing?