English verb conjugation
OUGHT TO OBTAIN

Regular verb: obtain - obtained - obtained

Affirmation

Simple form	V-ing form
I ought to obtain you ought to obtain she ought to obtain we ought to obtain you ought to obtain they ought to obtain	I ought to be obtaining you ought to be obtaining she ought to be obtaining we ought to be obtaining you ought to be obtaining they ought to be obtaining
Perfect	V-ing perfect
I ought to have obtained you ought to have obtained she ought to have obtained we ought to have obtained you ought to have obtained they ought to have obtained	I ought to have been obtaining you ought to have been obtaining she ought to have been obtaining we ought to have been obtaining you ought to have been obtaining they ought to have been obtaining

Negation

Simple form	V-ing form
I oughtn't to obtain you oughtn't to obtain she oughtn't to obtain we oughtn't to obtain you oughtn't to obtain they oughtn't to obtain	I oughtn't to be obtaining you oughtn't to be obtaining she oughtn't to be obtaining we oughtn't to be obtaining you oughtn't to be obtaining they oughtn't to be obtaining
Perfect	V-ing perfect
I oughtn't to have obtained you oughtn't to have obtained she oughtn't to have obtained we oughtn't to have obtained you oughtn't to have obtained they oughtn't to have obtained	I oughtn't to have been obtaining you oughtn't to have been obtaining she oughtn't to have been obtaining we oughtn't to have been obtaining you oughtn't to have been obtaining they oughtn't to have been obtaining

Interrogative form

Simple form	V-ing form
ought to I obtain? ought to you obtain? ought to she obtain? ought to we obtain? ought to you obtain? ought to they obtain?	ought to I be obtaining? ought to you be obtaining? ought to she be obtaining? ought to we be obtaining? ought to you be obtaining? ought to they be obtaining?
Perfect	V-ing perfect
ought to I have obtained? ought to you have obtained? ought to she have obtained? ought to we have obtained? ought to you have obtained? ought to they have obtained?	ought to I have been obtaining? ought to you have been obtaining? ought to she have been obtaining? ought to we have been obtaining? ought to you have been obtaining? ought to they have been obtaining?

Interro-negative form

Simple form	V-ing form
oughtn't I to obtain? oughtn't you to obtain? oughtn't she to obtain? oughtn't we to obtain? oughtn't you to obtain? oughtn't they to obtain?	oughtn't I to be obtaining? oughtn't you to be obtaining? oughtn't she to be obtaining? oughtn't we to be obtaining? oughtn't you to be obtaining? oughtn't they to be obtaining?
Perfect	V-ing perfect
oughtn't I to have obtained? oughtn't you to have obtained? oughtn't she to have obtained? oughtn't we to have obtained? oughtn't you to have obtained? oughtn't they to have obtained?	oughtn't I to have been obtaining? oughtn't you to have been obtaining? oughtn't she to have been obtaining? oughtn't we to have been obtaining? oughtn't you to have been obtaining? oughtn't they to have been obtaining?