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