English verb conjugation
OUGHT TO YAWP

Regular verb: yawp - yawped - yawped

Affirmation

Simple form	V-ing form
I ought to yawp you ought to yawp he ought to yawp we ought to yawp you ought to yawp they ought to yawp	I ought to be yawping you ought to be yawping he ought to be yawping we ought to be yawping you ought to be yawping they ought to be yawping
Perfect	V-ing perfect
I ought to have yawped you ought to have yawped he ought to have yawped we ought to have yawped you ought to have yawped they ought to have yawped	I ought to have been yawping you ought to have been yawping he ought to have been yawping we ought to have been yawping you ought to have been yawping they ought to have been yawping

Negation

Simple form	V-ing form
I oughtn't to yawp you oughtn't to yawp he oughtn't to yawp we oughtn't to yawp you oughtn't to yawp they oughtn't to yawp	I oughtn't to be yawping you oughtn't to be yawping he oughtn't to be yawping we oughtn't to be yawping you oughtn't to be yawping they oughtn't to be yawping
Perfect	V-ing perfect
I oughtn't to have yawped you oughtn't to have yawped he oughtn't to have yawped we oughtn't to have yawped you oughtn't to have yawped they oughtn't to have yawped	I oughtn't to have been yawping you oughtn't to have been yawping he oughtn't to have been yawping we oughtn't to have been yawping you oughtn't to have been yawping they oughtn't to have been yawping

Interrogative form

Simple form	V-ing form
ought to I yawp? ought to you yawp? ought to he yawp? ought to we yawp? ought to you yawp? ought to they yawp?	ought to I be yawping? ought to you be yawping? ought to he be yawping? ought to we be yawping? ought to you be yawping? ought to they be yawping?
Perfect	V-ing perfect
ought to I have yawped? ought to you have yawped? ought to he have yawped? ought to we have yawped? ought to you have yawped? ought to they have yawped?	ought to I have been yawping? ought to you have been yawping? ought to he have been yawping? ought to we have been yawping? ought to you have been yawping? ought to they have been yawping?

Interro-negative form

Simple form	V-ing form
oughtn't I to yawp? oughtn't you to yawp? oughtn't he to yawp? oughtn't we to yawp? oughtn't you to yawp? oughtn't they to yawp?	oughtn't I to be yawping? oughtn't you to be yawping? oughtn't he to be yawping? oughtn't we to be yawping? oughtn't you to be yawping? oughtn't they to be yawping?
Perfect	V-ing perfect
oughtn't I to have yawped? oughtn't you to have yawped? oughtn't he to have yawped? oughtn't we to have yawped? oughtn't you to have yawped? oughtn't they to have yawped?	oughtn't I to have been yawping? oughtn't you to have been yawping? oughtn't he to have been yawping? oughtn't we to have been yawping? oughtn't you to have been yawping? oughtn't they to have been yawping?