English verb conjugation
OUGHT TO LUMBER

Regular verb: lumber - lumbered - lumbered

Affirmation

Simple form	V-ing form
I ought to lumber you ought to lumber he ought to lumber we ought to lumber you ought to lumber they ought to lumber	I ought to be lumbering you ought to be lumbering he ought to be lumbering we ought to be lumbering you ought to be lumbering they ought to be lumbering
Perfect	V-ing perfect
I ought to have lumbered you ought to have lumbered he ought to have lumbered we ought to have lumbered you ought to have lumbered they ought to have lumbered	I ought to have been lumbering you ought to have been lumbering he ought to have been lumbering we ought to have been lumbering you ought to have been lumbering they ought to have been lumbering

Negation

Simple form	V-ing form
I ought not to lumber you ought not to lumber he ought not to lumber we ought not to lumber you ought not to lumber they ought not to lumber	I ought not to lumbering you ought not to lumbering he ought not to lumbering we ought not to lumbering you ought not to lumbering they ought not to lumbering
Perfect	V-ing perfect
I ought not to have lumbered you ought not to have lumbered he ought not to have lumbered we ought not to have lumbered you ought not to have lumbered they ought not to have lumbered	I ought not to have been lumbering you ought not to have been lumbering he ought not to have been lumbering we ought not to have been lumbering you ought not to have been lumbering they ought not to have been lumbering

Interrogative form

Simple form	V-ing form
ought to I lumber? ought to you lumber? ought to he lumber? ought to we lumber? ought to you lumber? ought to they lumber?	ought to I be lumbering? ought to you be lumbering? ought to he be lumbering? ought to we be lumbering? ought to you be lumbering? ought to they be lumbering?
Perfect	V-ing perfect
ought to I have lumbered? ought to you have lumbered? ought to he have lumbered? ought to we have lumbered? ought to you have lumbered? ought to they have lumbered?	ought to I have been lumbering? ought to you have been lumbering? ought to he have been lumbering? ought to we have been lumbering? ought to you have been lumbering? ought to they have been lumbering?

Interro-negative form

Simple form	V-ing form
ought I not to lumber? ought you not to lumber? ought he not to lumber? ought we not to lumber? ought you not to lumber? ought they not to lumber?	ought I not to be lumbering? ought you not to be lumbering? ought he not to be lumbering? ought we not to be lumbering? ought you not to be lumbering? ought they not to be lumbering?
Perfect	V-ing perfect
ought I not to have lumbered? ought you not to have lumbered? ought he not to have lumbered? ought we not to have lumbered? ought you not to have lumbered? ought they not to have lumbered?	ought I not to have been lumbering? ought you not to have been lumbering? ought he not to have been lumbering? ought we not to have been lumbering? ought you not to have been lumbering? ought they not to have been lumbering?