English verb conjugation
OUGHT TO YELP

Regular verb: yelp - yelped - yelped

Affirmation

Simple form	V-ing form
I ought to yelp you ought to yelp he ought to yelp we ought to yelp you ought to yelp they ought to yelp	I ought to be yelping you ought to be yelping he ought to be yelping we ought to be yelping you ought to be yelping they ought to be yelping
Perfect	V-ing perfect
I ought to have yelped you ought to have yelped he ought to have yelped we ought to have yelped you ought to have yelped they ought to have yelped	I ought to have been yelping you ought to have been yelping he 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	V-ing form
I ought not to yelp you ought not to yelp he ought not to yelp we ought not to yelp you ought not to yelp they ought not to yelp	I ought not to yelping you ought not to yelping he ought not to yelping we ought not to yelping you ought not to yelping they ought not to yelping
Perfect	V-ing perfect
I ought not to have yelped you ought not to have yelped he ought not to have yelped we ought not to have yelped you ought not to have yelped they ought not to have yelped	I ought not to have been yelping you ought not to have been yelping he ought not to have been yelping we ought not to have been yelping you ought not to have been yelping they ought not to have been yelping

Interrogative form

Simple form	V-ing form
ought to I yelp? ought to you yelp? ought to he yelp? ought to we yelp? ought to you yelp? ought to they yelp?	ought to I be yelping? ought to you be yelping? ought to he be yelping? ought to we be yelping? ought to you be yelping? ought to they be yelping?
Perfect	V-ing perfect
ought to I have yelped? ought to you have yelped? ought to he have yelped? ought to we have yelped? ought to you have yelped? ought to they have yelped?	ought to I have been yelping? ought to you have been yelping? ought to he 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	V-ing form
ought I not to yelp? ought you not to yelp? ought he not to yelp? ought we not to yelp? ought you not to yelp? ought they not to yelp?	ought I not to be yelping? ought you not to be yelping? ought he not to be yelping? ought we not to be yelping? ought you not to be yelping? ought they not to be yelping?
Perfect	V-ing perfect
ought I not to have yelped? ought you not to have yelped? ought he not to have yelped? ought we not to have yelped? ought you not to have yelped? ought they not to have yelped?	ought I not to have been yelping? ought you not to have been yelping? ought he not to have been yelping? ought we not to have been yelping? ought you not to have been yelping? ought they not to have been yelping?