English verb conjugation
OUGHT TO GNAW

Regular verb: gnaw - gnawed - gnawed

Affirmation

Simple form	V-ing form
I ought to gnaw you ought to gnaw she ought to gnaw we ought to gnaw you ought to gnaw they ought to gnaw	I ought to be gnawing you ought to be gnawing she ought to be gnawing we ought to be gnawing you ought to be gnawing they ought to be gnawing
Perfect	V-ing perfect
I ought to have gnawed you ought to have gnawed she ought to have gnawed we ought to have gnawed you ought to have gnawed they ought to have gnawed	I ought to have been gnawing you ought to have been gnawing she ought to have been gnawing we ought to have been gnawing you ought to have been gnawing they ought to have been gnawing

Negation

Simple form	V-ing form
I oughtn't to gnaw you oughtn't to gnaw she oughtn't to gnaw we oughtn't to gnaw you oughtn't to gnaw they oughtn't to gnaw	I oughtn't to be gnawing you oughtn't to be gnawing she oughtn't to be gnawing we oughtn't to be gnawing you oughtn't to be gnawing they oughtn't to be gnawing
Perfect	V-ing perfect
I oughtn't to have gnawed you oughtn't to have gnawed she oughtn't to have gnawed we oughtn't to have gnawed you oughtn't to have gnawed they oughtn't to have gnawed	I oughtn't to have been gnawing you oughtn't to have been gnawing she oughtn't to have been gnawing we oughtn't to have been gnawing you oughtn't to have been gnawing they oughtn't to have been gnawing

Interrogative form

Simple form	V-ing form
ought to I gnaw? ought to you gnaw? ought to she gnaw? ought to we gnaw? ought to you gnaw? ought to they gnaw?	ought to I be gnawing? ought to you be gnawing? ought to she be gnawing? ought to we be gnawing? ought to you be gnawing? ought to they be gnawing?
Perfect	V-ing perfect
ought to I have gnawed? ought to you have gnawed? ought to she have gnawed? ought to we have gnawed? ought to you have gnawed? ought to they have gnawed?	ought to I have been gnawing? ought to you have been gnawing? ought to she have been gnawing? ought to we have been gnawing? ought to you have been gnawing? ought to they have been gnawing?

Interro-negative form

Simple form	V-ing form
oughtn't I to gnaw? oughtn't you to gnaw? oughtn't she to gnaw? oughtn't we to gnaw? oughtn't you to gnaw? oughtn't they to gnaw?	oughtn't I to be gnawing? oughtn't you to be gnawing? oughtn't she to be gnawing? oughtn't we to be gnawing? oughtn't you to be gnawing? oughtn't they to be gnawing?
Perfect	V-ing perfect
oughtn't I to have gnawed? oughtn't you to have gnawed? oughtn't she to have gnawed? oughtn't we to have gnawed? oughtn't you to have gnawed? oughtn't they to have gnawed?	oughtn't I to have been gnawing? oughtn't you to have been gnawing? oughtn't she to have been gnawing? oughtn't we to have been gnawing? oughtn't you to have been gnawing? oughtn't they to have been gnawing?