English verb conjugation
OUGHT TO LITHOGRAPH

Regular verb: lithograph - lithographed - lithographed

Affirmation

Simple form	V-ing form
I ought to lithograph you ought to lithograph he ought to lithograph we ought to lithograph you ought to lithograph they ought to lithograph	I ought to be lithographing you ought to be lithographing he ought to be lithographing we ought to be lithographing you ought to be lithographing they ought to be lithographing
Perfect	V-ing perfect
I ought to have lithographed you ought to have lithographed he ought to have lithographed we ought to have lithographed you ought to have lithographed they ought to have lithographed	I ought to have been lithographing you ought to have been lithographing he ought to have been lithographing we ought to have been lithographing you ought to have been lithographing they ought to have been lithographing

Negation

Simple form	V-ing form
I oughtn't to lithograph you oughtn't to lithograph he oughtn't to lithograph we oughtn't to lithograph you oughtn't to lithograph they oughtn't to lithograph	I oughtn't to be lithographing you oughtn't to be lithographing he oughtn't to be lithographing we oughtn't to be lithographing you oughtn't to be lithographing they oughtn't to be lithographing
Perfect	V-ing perfect
I oughtn't to have lithographed you oughtn't to have lithographed he oughtn't to have lithographed we oughtn't to have lithographed you oughtn't to have lithographed they oughtn't to have lithographed	I oughtn't to have been lithographing you oughtn't to have been lithographing he oughtn't to have been lithographing we oughtn't to have been lithographing you oughtn't to have been lithographing they oughtn't to have been lithographing

Interrogative form

Simple form	V-ing form
ought to I lithograph? ought to you lithograph? ought to he lithograph? ought to we lithograph? ought to you lithograph? ought to they lithograph?	ought to I be lithographing? ought to you be lithographing? ought to he be lithographing? ought to we be lithographing? ought to you be lithographing? ought to they be lithographing?
Perfect	V-ing perfect
ought to I have lithographed? ought to you have lithographed? ought to he have lithographed? ought to we have lithographed? ought to you have lithographed? ought to they have lithographed?	ought to I have been lithographing? ought to you have been lithographing? ought to he have been lithographing? ought to we have been lithographing? ought to you have been lithographing? ought to they have been lithographing?

Interro-negative form

Simple form	V-ing form
oughtn't I to lithograph? oughtn't you to lithograph? oughtn't he to lithograph? oughtn't we to lithograph? oughtn't you to lithograph? oughtn't they to lithograph?	oughtn't I to be lithographing? oughtn't you to be lithographing? oughtn't he to be lithographing? oughtn't we to be lithographing? oughtn't you to be lithographing? oughtn't they to be lithographing?
Perfect	V-ing perfect
oughtn't I to have lithographed? oughtn't you to have lithographed? oughtn't he to have lithographed? oughtn't we to have lithographed? oughtn't you to have lithographed? oughtn't they to have lithographed?	oughtn't I to have been lithographing? oughtn't you to have been lithographing? oughtn't he to have been lithographing? oughtn't we to have been lithographing? oughtn't you to have been lithographing? oughtn't they to have been lithographing?