English verb conjugation
OUGHT TO 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 ought to stain sth you ought to stain sth he ought to stain sth we ought to stain sth you ought to stain sth they ought to stain sth	I ought to be stain sthing you ought to be stain sthing he ought to be stain sthing we ought to be stain sthing you ought to be stain sthing they ought to be stain sthing
Perfect	V-ing perfect
I ought to have stain sthed you ought to have stain sthed he ought to have stain sthed we ought to have stain sthed you ought to have stain sthed they ought to have stain sthed	I ought to have been stain sthing you ought to have been stain sthing he ought to have been stain sthing we ought to have been stain sthing you ought to have been stain sthing they ought to have been stain sthing

Negation

Simple form	V-ing form
I ought not to stain sth you ought not to stain sth he ought not to stain sth we ought not to stain sth you ought not to stain sth they ought not to stain sth	I ought not to stain sthing you ought not to stain sthing he ought not to stain sthing we ought not to stain sthing you ought not to stain sthing they ought not to stain sthing
Perfect	V-ing perfect
I ought not to have stain sthed you ought not to have stain sthed he ought not to have stain sthed we ought not to have stain sthed you ought not to have stain sthed they ought not to have stain sthed	I ought not to have been stain sthing you ought not to have been stain sthing he ought not to have been stain sthing we ought not to have been stain sthing you ought not to have been stain sthing they ought not to have been stain sthing

Interrogative form

Simple form	V-ing form
ought to I stain sth? ought to you stain sth? ought to he stain sth? ought to we stain sth? ought to you stain sth? ought to they stain sth?	ought to I be stain sthing? ought to you be stain sthing? ought to he be stain sthing? ought to we be stain sthing? ought to you be stain sthing? ought to they be stain sthing?
Perfect	V-ing perfect
ought to I have stain sthed? ought to you have stain sthed? ought to he have stain sthed? ought to we have stain sthed? ought to you have stain sthed? ought to they have stain sthed?	ought to I have been stain sthing? ought to you have been stain sthing? ought to he have been stain sthing? ought to we have been stain sthing? ought to you have been stain sthing? ought to they have been stain sthing?

Interro-negative form

Simple form	V-ing form
ought I not to stain sth? ought you not to stain sth? ought he not to stain sth? ought we not to stain sth? ought you not to stain sth? ought they not to stain sth?	ought I not to be stain sthing? ought you not to be stain sthing? ought he not to be stain sthing? ought we not to be stain sthing? ought you not to be stain sthing? ought they not to be stain sthing?
Perfect	V-ing perfect
ought I not to have stain sthed? ought you not to have stain sthed? ought he not to have stain sthed? ought we not to have stain sthed? ought you not to have stain sthed? ought they not to have stain sthed?	ought I not to have been stain sthing? ought you not to have been stain sthing? ought he not to have been stain sthing? ought we not to have been stain sthing? ought you not to have been stain sthing? ought they not to have been stain sthing?