English verb conjugation
OUGHT TO OVERHEAR

Irregular verb: overhear - overheard - overheard

Affirmation

Simple form	V-ing form
I ought to overhear you ought to overhear she ought to overhear we ought to overhear you ought to overhear they ought to overhear	I ought to be overhearing you ought to be overhearing she ought to be overhearing we ought to be overhearing you ought to be overhearing they ought to be overhearing
Perfect	V-ing perfect
I ought to have overheard you ought to have overheard she ought to have overheard we ought to have overheard you ought to have overheard they ought to have overheard	I ought to have been overhearing you ought to have been overhearing she ought to have been overhearing we ought to have been overhearing you ought to have been overhearing they ought to have been overhearing

Negation

Simple form	V-ing form
I oughtn't to overhear you oughtn't to overhear she oughtn't to overhear we oughtn't to overhear you oughtn't to overhear they oughtn't to overhear	I oughtn't to be overhearing you oughtn't to be overhearing she oughtn't to be overhearing we oughtn't to be overhearing you oughtn't to be overhearing they oughtn't to be overhearing
Perfect	V-ing perfect
I oughtn't to have overheard you oughtn't to have overheard she oughtn't to have overheard we oughtn't to have overheard you oughtn't to have overheard they oughtn't to have overheard	I oughtn't to have been overhearing you oughtn't to have been overhearing she oughtn't to have been overhearing we oughtn't to have been overhearing you oughtn't to have been overhearing they oughtn't to have been overhearing

Interrogative form

Simple form	V-ing form
ought to I overhear? ought to you overhear? ought to she overhear? ought to we overhear? ought to you overhear? ought to they overhear?	ought to I be overhearing? ought to you be overhearing? ought to she be overhearing? ought to we be overhearing? ought to you be overhearing? ought to they be overhearing?
Perfect	V-ing perfect
ought to I have overheard? ought to you have overheard? ought to she have overheard? ought to we have overheard? ought to you have overheard? ought to they have overheard?	ought to I have been overhearing? ought to you have been overhearing? ought to she have been overhearing? ought to we have been overhearing? ought to you have been overhearing? ought to they have been overhearing?

Interro-negative form

Simple form	V-ing form
oughtn't I to overhear? oughtn't you to overhear? oughtn't she to overhear? oughtn't we to overhear? oughtn't you to overhear? oughtn't they to overhear?	oughtn't I to be overhearing? oughtn't you to be overhearing? oughtn't she to be overhearing? oughtn't we to be overhearing? oughtn't you to be overhearing? oughtn't they to be overhearing?
Perfect	V-ing perfect
oughtn't I to have overheard? oughtn't you to have overheard? oughtn't she to have overheard? oughtn't we to have overheard? oughtn't you to have overheard? oughtn't they to have overheard?	oughtn't I to have been overhearing? oughtn't you to have been overhearing? oughtn't she to have been overhearing? oughtn't we to have been overhearing? oughtn't you to have been overhearing? oughtn't they to have been overhearing?