English verb conjugation
OUGHT TO BILK

Regular verb: bilk - bilked - bilked

Affirmation

Simple form	V-ing form
I ought to bilk you ought to bilk he ought to bilk we ought to bilk you ought to bilk they ought to bilk	I ought to be bilking you ought to be bilking he ought to be bilking we ought to be bilking you ought to be bilking they ought to be bilking
Perfect	V-ing perfect
I ought to have bilked you ought to have bilked he ought to have bilked we ought to have bilked you ought to have bilked they ought to have bilked	I ought to have been bilking you ought to have been bilking he ought to have been bilking we ought to have been bilking you ought to have been bilking they ought to have been bilking

Negation

Simple form	V-ing form
I oughtn't to bilk you oughtn't to bilk he oughtn't to bilk we oughtn't to bilk you oughtn't to bilk they oughtn't to bilk	I oughtn't to be bilking you oughtn't to be bilking he oughtn't to be bilking we oughtn't to be bilking you oughtn't to be bilking they oughtn't to be bilking
Perfect	V-ing perfect
I oughtn't to have bilked you oughtn't to have bilked he oughtn't to have bilked we oughtn't to have bilked you oughtn't to have bilked they oughtn't to have bilked	I oughtn't to have been bilking you oughtn't to have been bilking he oughtn't to have been bilking we oughtn't to have been bilking you oughtn't to have been bilking they oughtn't to have been bilking

Interrogative form

Simple form	V-ing form
ought to I bilk? ought to you bilk? ought to he bilk? ought to we bilk? ought to you bilk? ought to they bilk?	ought to I be bilking? ought to you be bilking? ought to he be bilking? ought to we be bilking? ought to you be bilking? ought to they be bilking?
Perfect	V-ing perfect
ought to I have bilked? ought to you have bilked? ought to he have bilked? ought to we have bilked? ought to you have bilked? ought to they have bilked?	ought to I have been bilking? ought to you have been bilking? ought to he have been bilking? ought to we have been bilking? ought to you have been bilking? ought to they have been bilking?

Interro-negative form

Simple form	V-ing form
oughtn't I to bilk? oughtn't you to bilk? oughtn't he to bilk? oughtn't we to bilk? oughtn't you to bilk? oughtn't they to bilk?	oughtn't I to be bilking? oughtn't you to be bilking? oughtn't he to be bilking? oughtn't we to be bilking? oughtn't you to be bilking? oughtn't they to be bilking?
Perfect	V-ing perfect
oughtn't I to have bilked? oughtn't you to have bilked? oughtn't he to have bilked? oughtn't we to have bilked? oughtn't you to have bilked? oughtn't they to have bilked?	oughtn't I to have been bilking? oughtn't you to have been bilking? oughtn't he to have been bilking? oughtn't we to have been bilking? oughtn't you to have been bilking? oughtn't they to have been bilking?