I ought to describe you ought to describe he ought to describe we ought to describe you ought to describe they ought to describe
V-ing form
I ought to be describing you ought to be describing he ought to be describing we ought to be describing you ought to be describing they ought to be describing
Perfect
I ought to have described you ought to have described he ought to have described we ought to have described you ought to have described they ought to have described
V-ing perfect
I ought to have been describing you ought to have been describing he ought to have been describing we ought to have been describing you ought to have been describing they ought to have been describing
Negation
Simple form
I oughtn't to describe you oughtn't to describe he oughtn't to describe we oughtn't to describe you oughtn't to describe they oughtn't to describe
V-ing form
I oughtn't to be describing you oughtn't to be describing he oughtn't to be describing we oughtn't to be describing you oughtn't to be describing they oughtn't to be describing
Perfect
I oughtn't to have described you oughtn't to have described he oughtn't to have described we oughtn't to have described you oughtn't to have described they oughtn't to have described
V-ing perfect
I oughtn't to have been describing you oughtn't to have been describing he oughtn't to have been describing we oughtn't to have been describing you oughtn't to have been describing they oughtn't to have been describing
Interrogative form
Simple form
ought to I describe? ought to you describe? ought to he describe? ought to we describe? ought to you describe? ought to they describe?
V-ing form
ought to I be describing? ought to you be describing? ought to he be describing? ought to we be describing? ought to you be describing? ought to they be describing?
Perfect
ought to I have described? ought to you have described? ought to he have described? ought to we have described? ought to you have described? ought to they have described?
V-ing perfect
ought to I have been describing? ought to you have been describing? ought to he have been describing? ought to we have been describing? ought to you have been describing? ought to they have been describing?
Interro-negative form
Simple form
oughtn't I to describe? oughtn't you to describe? oughtn't he to describe? oughtn't we to describe? oughtn't you to describe? oughtn't they to describe?
V-ing form
oughtn't I to be describing? oughtn't you to be describing? oughtn't he to be describing? oughtn't we to be describing? oughtn't you to be describing? oughtn't they to be describing?
Perfect
oughtn't I to have described? oughtn't you to have described? oughtn't he to have described? oughtn't we to have described? oughtn't you to have described? oughtn't they to have described?
V-ing perfect
oughtn't I to have been describing? oughtn't you to have been describing? oughtn't he to have been describing? oughtn't we to have been describing? oughtn't you to have been describing? oughtn't they to have been describing?