English verb conjugation
OUGHT TO YAW

Regular verb: yaw - yawed - yawed

Affirmation

Simple form	V-ing form
I ought to yaw you ought to yaw he ought to yaw we ought to yaw you ought to yaw they ought to yaw	I ought to be yawing you ought to be yawing he ought to be yawing we ought to be yawing you ought to be yawing they ought to be yawing
Perfect	V-ing perfect
I ought to have yawed you ought to have yawed he ought to have yawed we ought to have yawed you ought to have yawed they ought to have yawed	I ought to have been yawing you ought to have been yawing he ought to have been yawing we ought to have been yawing you ought to have been yawing they ought to have been yawing

Negation

Simple form	V-ing form
I oughtn't to yaw you oughtn't to yaw he oughtn't to yaw we oughtn't to yaw you oughtn't to yaw they oughtn't to yaw	I oughtn't to be yawing you oughtn't to be yawing he oughtn't to be yawing we oughtn't to be yawing you oughtn't to be yawing they oughtn't to be yawing
Perfect	V-ing perfect
I oughtn't to have yawed you oughtn't to have yawed he oughtn't to have yawed we oughtn't to have yawed you oughtn't to have yawed they oughtn't to have yawed	I oughtn't to have been yawing you oughtn't to have been yawing he oughtn't to have been yawing we oughtn't to have been yawing you oughtn't to have been yawing they oughtn't to have been yawing

Interrogative form

Simple form	V-ing form
ought to I yaw? ought to you yaw? ought to he yaw? ought to we yaw? ought to you yaw? ought to they yaw?	ought to I be yawing? ought to you be yawing? ought to he be yawing? ought to we be yawing? ought to you be yawing? ought to they be yawing?
Perfect	V-ing perfect
ought to I have yawed? ought to you have yawed? ought to he have yawed? ought to we have yawed? ought to you have yawed? ought to they have yawed?	ought to I have been yawing? ought to you have been yawing? ought to he have been yawing? ought to we have been yawing? ought to you have been yawing? ought to they have been yawing?

Interro-negative form

Simple form	V-ing form
oughtn't I to yaw? oughtn't you to yaw? oughtn't he to yaw? oughtn't we to yaw? oughtn't you to yaw? oughtn't they to yaw?	oughtn't I to be yawing? oughtn't you to be yawing? oughtn't he to be yawing? oughtn't we to be yawing? oughtn't you to be yawing? oughtn't they to be yawing?
Perfect	V-ing perfect
oughtn't I to have yawed? oughtn't you to have yawed? oughtn't he to have yawed? oughtn't we to have yawed? oughtn't you to have yawed? oughtn't they to have yawed?	oughtn't I to have been yawing? oughtn't you to have been yawing? oughtn't he to have been yawing? oughtn't we to have been yawing? oughtn't you to have been yawing? oughtn't they to have been yawing?