English verb conjugation
OUGHT TO PLOUGH

Regular verb: plough - ploughed - ploughed

Affirmation

Simple form	V-ing form
I ought to plough you ought to plough he ought to plough we ought to plough you ought to plough they ought to plough	I ought to be ploughing you ought to be ploughing he ought to be ploughing we ought to be ploughing you ought to be ploughing they ought to be ploughing
Perfect	V-ing perfect
I ought to have ploughed you ought to have ploughed he ought to have ploughed we ought to have ploughed you ought to have ploughed they ought to have ploughed	I ought to have been ploughing you ought to have been ploughing he ought to have been ploughing we ought to have been ploughing you ought to have been ploughing they ought to have been ploughing

Negation

Simple form	V-ing form
I ought not to plough you ought not to plough he ought not to plough we ought not to plough you ought not to plough they ought not to plough	I ought not to ploughing you ought not to ploughing he ought not to ploughing we ought not to ploughing you ought not to ploughing they ought not to ploughing
Perfect	V-ing perfect
I ought not to have ploughed you ought not to have ploughed he ought not to have ploughed we ought not to have ploughed you ought not to have ploughed they ought not to have ploughed	I ought not to have been ploughing you ought not to have been ploughing he ought not to have been ploughing we ought not to have been ploughing you ought not to have been ploughing they ought not to have been ploughing

Interrogative form

Simple form	V-ing form
ought to I plough? ought to you plough? ought to he plough? ought to we plough? ought to you plough? ought to they plough?	ought to I be ploughing? ought to you be ploughing? ought to he be ploughing? ought to we be ploughing? ought to you be ploughing? ought to they be ploughing?
Perfect	V-ing perfect
ought to I have ploughed? ought to you have ploughed? ought to he have ploughed? ought to we have ploughed? ought to you have ploughed? ought to they have ploughed?	ought to I have been ploughing? ought to you have been ploughing? ought to he have been ploughing? ought to we have been ploughing? ought to you have been ploughing? ought to they have been ploughing?

Interro-negative form

Simple form	V-ing form
ought I not to plough? ought you not to plough? ought he not to plough? ought we not to plough? ought you not to plough? ought they not to plough?	ought I not to be ploughing? ought you not to be ploughing? ought he not to be ploughing? ought we not to be ploughing? ought you not to be ploughing? ought they not to be ploughing?
Perfect	V-ing perfect
ought I not to have ploughed? ought you not to have ploughed? ought he not to have ploughed? ought we not to have ploughed? ought you not to have ploughed? ought they not to have ploughed?	ought I not to have been ploughing? ought you not to have been ploughing? ought he not to have been ploughing? ought we not to have been ploughing? ought you not to have been ploughing? ought they not to have been ploughing?