English verb conjugation
OUGHT TO SCUM

Regular verb: scum - scummed - scummed

Affirmation

Simple form	V-ing form
I ought to scum you ought to scum he ought to scum we ought to scum you ought to scum they ought to scum	I ought to be scumming you ought to be scumming he ought to be scumming we ought to be scumming you ought to be scumming they ought to be scumming
Perfect	V-ing perfect
I ought to have scummed you ought to have scummed he ought to have scummed we ought to have scummed you ought to have scummed they ought to have scummed	I ought to have been scumming you ought to have been scumming he ought to have been scumming we ought to have been scumming you ought to have been scumming they ought to have been scumming

Negation

Simple form	V-ing form
I ought not to scum you ought not to scum he ought not to scum we ought not to scum you ought not to scum they ought not to scum	I ought not to scumming you ought not to scumming he ought not to scumming we ought not to scumming you ought not to scumming they ought not to scumming
Perfect	V-ing perfect
I ought not to have scummed you ought not to have scummed he ought not to have scummed we ought not to have scummed you ought not to have scummed they ought not to have scummed	I ought not to have been scumming you ought not to have been scumming he ought not to have been scumming we ought not to have been scumming you ought not to have been scumming they ought not to have been scumming

Interrogative form

Simple form	V-ing form
ought to I scum? ought to you scum? ought to he scum? ought to we scum? ought to you scum? ought to they scum?	ought to I be scumming? ought to you be scumming? ought to he be scumming? ought to we be scumming? ought to you be scumming? ought to they be scumming?
Perfect	V-ing perfect
ought to I have scummed? ought to you have scummed? ought to he have scummed? ought to we have scummed? ought to you have scummed? ought to they have scummed?	ought to I have been scumming? ought to you have been scumming? ought to he have been scumming? ought to we have been scumming? ought to you have been scumming? ought to they have been scumming?

Interro-negative form

Simple form	V-ing form
ought I not to scum? ought you not to scum? ought he not to scum? ought we not to scum? ought you not to scum? ought they not to scum?	ought I not to be scumming? ought you not to be scumming? ought he not to be scumming? ought we not to be scumming? ought you not to be scumming? ought they not to be scumming?
Perfect	V-ing perfect
ought I not to have scummed? ought you not to have scummed? ought he not to have scummed? ought we not to have scummed? ought you not to have scummed? ought they not to have scummed?	ought I not to have been scumming? ought you not to have been scumming? ought he not to have been scumming? ought we not to have been scumming? ought you not to have been scumming? ought they not to have been scumming?