English verb conjugation
OUGHT TO CHUM

Regular verb: chum - chummed - chummed

Affirmation

Simple form	V-ing form
I ought to chum you ought to chum he ought to chum we ought to chum you ought to chum they ought to chum	I ought to be chumming you ought to be chumming he ought to be chumming we ought to be chumming you ought to be chumming they ought to be chumming
Perfect	V-ing perfect
I ought to have chummed you ought to have chummed he ought to have chummed we ought to have chummed you ought to have chummed they ought to have chummed	I ought to have been chumming you ought to have been chumming he ought to have been chumming we ought to have been chumming you ought to have been chumming they ought to have been chumming

Negation

Simple form	V-ing form
I oughtn't to chum you oughtn't to chum he oughtn't to chum we oughtn't to chum you oughtn't to chum they oughtn't to chum	I oughtn't to be chumming you oughtn't to be chumming he oughtn't to be chumming we oughtn't to be chumming you oughtn't to be chumming they oughtn't to be chumming
Perfect	V-ing perfect
I oughtn't to have chummed you oughtn't to have chummed he oughtn't to have chummed we oughtn't to have chummed you oughtn't to have chummed they oughtn't to have chummed	I oughtn't to have been chumming you oughtn't to have been chumming he oughtn't to have been chumming we oughtn't to have been chumming you oughtn't to have been chumming they oughtn't to have been chumming

Interrogative form

Simple form	V-ing form
ought to I chum? ought to you chum? ought to he chum? ought to we chum? ought to you chum? ought to they chum?	ought to I be chumming? ought to you be chumming? ought to he be chumming? ought to we be chumming? ought to you be chumming? ought to they be chumming?
Perfect	V-ing perfect
ought to I have chummed? ought to you have chummed? ought to he have chummed? ought to we have chummed? ought to you have chummed? ought to they have chummed?	ought to I have been chumming? ought to you have been chumming? ought to he have been chumming? ought to we have been chumming? ought to you have been chumming? ought to they have been chumming?

Interro-negative form

Simple form	V-ing form
oughtn't I to chum? oughtn't you to chum? oughtn't he to chum? oughtn't we to chum? oughtn't you to chum? oughtn't they to chum?	oughtn't I to be chumming? oughtn't you to be chumming? oughtn't he to be chumming? oughtn't we to be chumming? oughtn't you to be chumming? oughtn't they to be chumming?
Perfect	V-ing perfect
oughtn't I to have chummed? oughtn't you to have chummed? oughtn't he to have chummed? oughtn't we to have chummed? oughtn't you to have chummed? oughtn't they to have chummed?	oughtn't I to have been chumming? oughtn't you to have been chumming? oughtn't he to have been chumming? oughtn't we to have been chumming? oughtn't you to have been chumming? oughtn't they to have been chumming?