English verb conjugation
OUGHT TO LAP

Regular verb: lap - lapped - lapped

Affirmation

Simple form	V-ing form
I ought to lap you ought to lap she ought to lap we ought to lap you ought to lap they ought to lap	I ought to be lapping you ought to be lapping she ought to be lapping we ought to be lapping you ought to be lapping they ought to be lapping
Perfect	V-ing perfect
I ought to have lapped you ought to have lapped she ought to have lapped we ought to have lapped you ought to have lapped they ought to have lapped	I ought to have been lapping you ought to have been lapping she ought to have been lapping we ought to have been lapping you ought to have been lapping they ought to have been lapping

Negation

Simple form	V-ing form
I oughtn't to lap you oughtn't to lap she oughtn't to lap we oughtn't to lap you oughtn't to lap they oughtn't to lap	I oughtn't to be lapping you oughtn't to be lapping she oughtn't to be lapping we oughtn't to be lapping you oughtn't to be lapping they oughtn't to be lapping
Perfect	V-ing perfect
I oughtn't to have lapped you oughtn't to have lapped she oughtn't to have lapped we oughtn't to have lapped you oughtn't to have lapped they oughtn't to have lapped	I oughtn't to have been lapping you oughtn't to have been lapping she oughtn't to have been lapping we oughtn't to have been lapping you oughtn't to have been lapping they oughtn't to have been lapping

Interrogative form

Simple form	V-ing form
ought to I lap? ought to you lap? ought to she lap? ought to we lap? ought to you lap? ought to they lap?	ought to I be lapping? ought to you be lapping? ought to she be lapping? ought to we be lapping? ought to you be lapping? ought to they be lapping?
Perfect	V-ing perfect
ought to I have lapped? ought to you have lapped? ought to she have lapped? ought to we have lapped? ought to you have lapped? ought to they have lapped?	ought to I have been lapping? ought to you have been lapping? ought to she have been lapping? ought to we have been lapping? ought to you have been lapping? ought to they have been lapping?

Interro-negative form

Simple form	V-ing form
oughtn't I to lap? oughtn't you to lap? oughtn't she to lap? oughtn't we to lap? oughtn't you to lap? oughtn't they to lap?	oughtn't I to be lapping? oughtn't you to be lapping? oughtn't she to be lapping? oughtn't we to be lapping? oughtn't you to be lapping? oughtn't they to be lapping?
Perfect	V-ing perfect
oughtn't I to have lapped? oughtn't you to have lapped? oughtn't she to have lapped? oughtn't we to have lapped? oughtn't you to have lapped? oughtn't they to have lapped?	oughtn't I to have been lapping? oughtn't you to have been lapping? oughtn't she to have been lapping? oughtn't we to have been lapping? oughtn't you to have been lapping? oughtn't they to have been lapping?