I ought to trim you ought to trim she ought to trim we ought to trim you ought to trim they ought to trim
V-ing form
I ought to be trimming you ought to be trimming she ought to be trimming we ought to be trimming you ought to be trimming they ought to be trimming
Perfect
I ought to have trimmed you ought to have trimmed she ought to have trimmed we ought to have trimmed you ought to have trimmed they ought to have trimmed
V-ing perfect
I ought to have been trimming you ought to have been trimming she ought to have been trimming we ought to have been trimming you ought to have been trimming they ought to have been trimming
Negation
Simple form
I oughtn't to trim you oughtn't to trim she oughtn't to trim we oughtn't to trim you oughtn't to trim they oughtn't to trim
V-ing form
I oughtn't to be trimming you oughtn't to be trimming she oughtn't to be trimming we oughtn't to be trimming you oughtn't to be trimming they oughtn't to be trimming
Perfect
I oughtn't to have trimmed you oughtn't to have trimmed she oughtn't to have trimmed we oughtn't to have trimmed you oughtn't to have trimmed they oughtn't to have trimmed
V-ing perfect
I oughtn't to have been trimming you oughtn't to have been trimming she oughtn't to have been trimming we oughtn't to have been trimming you oughtn't to have been trimming they oughtn't to have been trimming
Interrogative form
Simple form
ought to I trim? ought to you trim? ought to she trim? ought to we trim? ought to you trim? ought to they trim?
V-ing form
ought to I be trimming? ought to you be trimming? ought to she be trimming? ought to we be trimming? ought to you be trimming? ought to they be trimming?
Perfect
ought to I have trimmed? ought to you have trimmed? ought to she have trimmed? ought to we have trimmed? ought to you have trimmed? ought to they have trimmed?
V-ing perfect
ought to I have been trimming? ought to you have been trimming? ought to she have been trimming? ought to we have been trimming? ought to you have been trimming? ought to they have been trimming?
Interro-negative form
Simple form
oughtn't I to trim? oughtn't you to trim? oughtn't she to trim? oughtn't we to trim? oughtn't you to trim? oughtn't they to trim?
V-ing form
oughtn't I to be trimming? oughtn't you to be trimming? oughtn't she to be trimming? oughtn't we to be trimming? oughtn't you to be trimming? oughtn't they to be trimming?
Perfect
oughtn't I to have trimmed? oughtn't you to have trimmed? oughtn't she to have trimmed? oughtn't we to have trimmed? oughtn't you to have trimmed? oughtn't they to have trimmed?
V-ing perfect
oughtn't I to have been trimming? oughtn't you to have been trimming? oughtn't she to have been trimming? oughtn't we to have been trimming? oughtn't you to have been trimming? oughtn't they to have been trimming?