English verb conjugation
OUGHT TO CHAIR

Regular verb: chair - chaired - chaired

Affirmation

Simple form	V-ing form
I ought to chair you ought to chair he ought to chair we ought to chair you ought to chair they ought to chair	I ought to be chairing you ought to be chairing he ought to be chairing we ought to be chairing you ought to be chairing they ought to be chairing
Perfect	V-ing perfect
I ought to have chaired you ought to have chaired he ought to have chaired we ought to have chaired you ought to have chaired they ought to have chaired	I ought to have been chairing you ought to have been chairing he ought to have been chairing we ought to have been chairing you ought to have been chairing they ought to have been chairing

Negation

Simple form	V-ing form
I ought not to chair you ought not to chair he ought not to chair we ought not to chair you ought not to chair they ought not to chair	I ought not to chairing you ought not to chairing he ought not to chairing we ought not to chairing you ought not to chairing they ought not to chairing
Perfect	V-ing perfect
I ought not to have chaired you ought not to have chaired he ought not to have chaired we ought not to have chaired you ought not to have chaired they ought not to have chaired	I ought not to have been chairing you ought not to have been chairing he ought not to have been chairing we ought not to have been chairing you ought not to have been chairing they ought not to have been chairing

Interrogative form

Simple form	V-ing form
ought to I chair? ought to you chair? ought to he chair? ought to we chair? ought to you chair? ought to they chair?	ought to I be chairing? ought to you be chairing? ought to he be chairing? ought to we be chairing? ought to you be chairing? ought to they be chairing?
Perfect	V-ing perfect
ought to I have chaired? ought to you have chaired? ought to he have chaired? ought to we have chaired? ought to you have chaired? ought to they have chaired?	ought to I have been chairing? ought to you have been chairing? ought to he have been chairing? ought to we have been chairing? ought to you have been chairing? ought to they have been chairing?

Interro-negative form

Simple form	V-ing form
ought I not to chair? ought you not to chair? ought he not to chair? ought we not to chair? ought you not to chair? ought they not to chair?	ought I not to be chairing? ought you not to be chairing? ought he not to be chairing? ought we not to be chairing? ought you not to be chairing? ought they not to be chairing?
Perfect	V-ing perfect
ought I not to have chaired? ought you not to have chaired? ought he not to have chaired? ought we not to have chaired? ought you not to have chaired? ought they not to have chaired?	ought I not to have been chairing? ought you not to have been chairing? ought he not to have been chairing? ought we not to have been chairing? ought you not to have been chairing? ought they not to have been chairing?