English verb conjugation
OUGHT TO LAG

Regular verb: lag - lagged - lagged

Affirmation

Simple form	V-ing form
I ought to lag you ought to lag she ought to lag we ought to lag you ought to lag they ought to lag	I ought to be lagging you ought to be lagging she ought to be lagging we ought to be lagging you ought to be lagging they ought to be lagging
Perfect	V-ing perfect
I ought to have lagged you ought to have lagged she ought to have lagged we ought to have lagged you ought to have lagged they ought to have lagged	I ought to have been lagging you ought to have been lagging she ought to have been lagging we ought to have been lagging you ought to have been lagging they ought to have been lagging

Negation

Simple form	V-ing form
I oughtn't to lag you oughtn't to lag she oughtn't to lag we oughtn't to lag you oughtn't to lag they oughtn't to lag	I oughtn't to be lagging you oughtn't to be lagging she oughtn't to be lagging we oughtn't to be lagging you oughtn't to be lagging they oughtn't to be lagging
Perfect	V-ing perfect
I oughtn't to have lagged you oughtn't to have lagged she oughtn't to have lagged we oughtn't to have lagged you oughtn't to have lagged they oughtn't to have lagged	I oughtn't to have been lagging you oughtn't to have been lagging she oughtn't to have been lagging we oughtn't to have been lagging you oughtn't to have been lagging they oughtn't to have been lagging

Interrogative form

Simple form	V-ing form
ought to I lag? ought to you lag? ought to she lag? ought to we lag? ought to you lag? ought to they lag?	ought to I be lagging? ought to you be lagging? ought to she be lagging? ought to we be lagging? ought to you be lagging? ought to they be lagging?
Perfect	V-ing perfect
ought to I have lagged? ought to you have lagged? ought to she have lagged? ought to we have lagged? ought to you have lagged? ought to they have lagged?	ought to I have been lagging? ought to you have been lagging? ought to she have been lagging? ought to we have been lagging? ought to you have been lagging? ought to they have been lagging?

Interro-negative form

Simple form	V-ing form
oughtn't I to lag? oughtn't you to lag? oughtn't she to lag? oughtn't we to lag? oughtn't you to lag? oughtn't they to lag?	oughtn't I to be lagging? oughtn't you to be lagging? oughtn't she to be lagging? oughtn't we to be lagging? oughtn't you to be lagging? oughtn't they to be lagging?
Perfect	V-ing perfect
oughtn't I to have lagged? oughtn't you to have lagged? oughtn't she to have lagged? oughtn't we to have lagged? oughtn't you to have lagged? oughtn't they to have lagged?	oughtn't I to have been lagging? oughtn't you to have been lagging? oughtn't she to have been lagging? oughtn't we to have been lagging? oughtn't you to have been lagging? oughtn't they to have been lagging?