English verb conjugation
OUGHT TO WITNESS

Regular verb: witness - witnessed - witnessed

Affirmation

Simple form	V-ing form
I ought to witness you ought to witness he ought to witness we ought to witness you ought to witness they ought to witness	I ought to be witnessing you ought to be witnessing he ought to be witnessing we ought to be witnessing you ought to be witnessing they ought to be witnessing
Perfect	V-ing perfect
I ought to have witnessed you ought to have witnessed he ought to have witnessed we ought to have witnessed you ought to have witnessed they ought to have witnessed	I ought to have been witnessing you ought to have been witnessing he ought to have been witnessing we ought to have been witnessing you ought to have been witnessing they ought to have been witnessing

Negation

Simple form	V-ing form
I ought not to witness you ought not to witness he ought not to witness we ought not to witness you ought not to witness they ought not to witness	I ought not to witnessing you ought not to witnessing he ought not to witnessing we ought not to witnessing you ought not to witnessing they ought not to witnessing
Perfect	V-ing perfect
I ought not to have witnessed you ought not to have witnessed he ought not to have witnessed we ought not to have witnessed you ought not to have witnessed they ought not to have witnessed	I ought not to have been witnessing you ought not to have been witnessing he ought not to have been witnessing we ought not to have been witnessing you ought not to have been witnessing they ought not to have been witnessing

Interrogative form

Simple form	V-ing form
ought to I witness? ought to you witness? ought to he witness? ought to we witness? ought to you witness? ought to they witness?	ought to I be witnessing? ought to you be witnessing? ought to he be witnessing? ought to we be witnessing? ought to you be witnessing? ought to they be witnessing?
Perfect	V-ing perfect
ought to I have witnessed? ought to you have witnessed? ought to he have witnessed? ought to we have witnessed? ought to you have witnessed? ought to they have witnessed?	ought to I have been witnessing? ought to you have been witnessing? ought to he have been witnessing? ought to we have been witnessing? ought to you have been witnessing? ought to they have been witnessing?

Interro-negative form

Simple form	V-ing form
ought I not to witness? ought you not to witness? ought he not to witness? ought we not to witness? ought you not to witness? ought they not to witness?	ought I not to be witnessing? ought you not to be witnessing? ought he not to be witnessing? ought we not to be witnessing? ought you not to be witnessing? ought they not to be witnessing?
Perfect	V-ing perfect
ought I not to have witnessed? ought you not to have witnessed? ought he not to have witnessed? ought we not to have witnessed? ought you not to have witnessed? ought they not to have witnessed?	ought I not to have been witnessing? ought you not to have been witnessing? ought he not to have been witnessing? ought we not to have been witnessing? ought you not to have been witnessing? ought they not to have been witnessing?