English verb conjugation
OUGHT TO FATHOM

Regular verb: fathom - fathomed - fathomed

Affirmation

Simple form	V-ing form
I ought to fathom you ought to fathom he ought to fathom we ought to fathom you ought to fathom they ought to fathom	I ought to be fathoming you ought to be fathoming he ought to be fathoming we ought to be fathoming you ought to be fathoming they ought to be fathoming
Perfect	V-ing perfect
I ought to have fathomed you ought to have fathomed he ought to have fathomed we ought to have fathomed you ought to have fathomed they ought to have fathomed	I ought to have been fathoming you ought to have been fathoming he ought to have been fathoming we ought to have been fathoming you ought to have been fathoming they ought to have been fathoming

Negation

Simple form	V-ing form
I oughtn't to fathom you oughtn't to fathom he oughtn't to fathom we oughtn't to fathom you oughtn't to fathom they oughtn't to fathom	I oughtn't to be fathoming you oughtn't to be fathoming he oughtn't to be fathoming we oughtn't to be fathoming you oughtn't to be fathoming they oughtn't to be fathoming
Perfect	V-ing perfect
I oughtn't to have fathomed you oughtn't to have fathomed he oughtn't to have fathomed we oughtn't to have fathomed you oughtn't to have fathomed they oughtn't to have fathomed	I oughtn't to have been fathoming you oughtn't to have been fathoming he oughtn't to have been fathoming we oughtn't to have been fathoming you oughtn't to have been fathoming they oughtn't to have been fathoming

Interrogative form

Simple form	V-ing form
ought to I fathom? ought to you fathom? ought to he fathom? ought to we fathom? ought to you fathom? ought to they fathom?	ought to I be fathoming? ought to you be fathoming? ought to he be fathoming? ought to we be fathoming? ought to you be fathoming? ought to they be fathoming?
Perfect	V-ing perfect
ought to I have fathomed? ought to you have fathomed? ought to he have fathomed? ought to we have fathomed? ought to you have fathomed? ought to they have fathomed?	ought to I have been fathoming? ought to you have been fathoming? ought to he have been fathoming? ought to we have been fathoming? ought to you have been fathoming? ought to they have been fathoming?

Interro-negative form

Simple form	V-ing form
oughtn't I to fathom? oughtn't you to fathom? oughtn't he to fathom? oughtn't we to fathom? oughtn't you to fathom? oughtn't they to fathom?	oughtn't I to be fathoming? oughtn't you to be fathoming? oughtn't he to be fathoming? oughtn't we to be fathoming? oughtn't you to be fathoming? oughtn't they to be fathoming?
Perfect	V-ing perfect
oughtn't I to have fathomed? oughtn't you to have fathomed? oughtn't he to have fathomed? oughtn't we to have fathomed? oughtn't you to have fathomed? oughtn't they to have fathomed?	oughtn't I to have been fathoming? oughtn't you to have been fathoming? oughtn't he to have been fathoming? oughtn't we to have been fathoming? oughtn't you to have been fathoming? oughtn't they to have been fathoming?