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 ought not to fathom you ought not to fathom he ought not to fathom we ought not to fathom you ought not to fathom they ought not to fathom	I ought not to fathoming you ought not to fathoming he ought not to fathoming we ought not to fathoming you ought not to fathoming they ought not to fathoming
Perfect	V-ing perfect
I ought not to have fathomed you ought not to have fathomed he ought not to have fathomed we ought not to have fathomed you ought not to have fathomed they ought not to have fathomed	I ought not to have been fathoming you ought not to have been fathoming he ought not to have been fathoming we ought not to have been fathoming you ought not to have been fathoming they ought not 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
ought I not to fathom? ought you not to fathom? ought he not to fathom? ought we not to fathom? ought you not to fathom? ought they not to fathom?	ought I not to be fathoming? ought you not to be fathoming? ought he not to be fathoming? ought we not to be fathoming? ought you not to be fathoming? ought they not to be fathoming?
Perfect	V-ing perfect
ought I not to have fathomed? ought you not to have fathomed? ought he not to have fathomed? ought we not to have fathomed? ought you not to have fathomed? ought they not to have fathomed?	ought I not to have been fathoming? ought you not to have been fathoming? ought he not to have been fathoming? ought we not to have been fathoming? ought you not to have been fathoming? ought they not to have been fathoming?