English verb conjugation
OUGHT TO TWIG

Regular verb: twig - twigged - twigged

Affirmation

Simple form	V-ing form
I ought to twig you ought to twig she ought to twig we ought to twig you ought to twig they ought to twig	I ought to be twigging you ought to be twigging she ought to be twigging we ought to be twigging you ought to be twigging they ought to be twigging
Perfect	V-ing perfect
I ought to have twigged you ought to have twigged she ought to have twigged we ought to have twigged you ought to have twigged they ought to have twigged	I ought to have been twigging you ought to have been twigging she ought to have been twigging we ought to have been twigging you ought to have been twigging they ought to have been twigging

Negation

Simple form	V-ing form
I oughtn't to twig you oughtn't to twig she oughtn't to twig we oughtn't to twig you oughtn't to twig they oughtn't to twig	I oughtn't to be twigging you oughtn't to be twigging she oughtn't to be twigging we oughtn't to be twigging you oughtn't to be twigging they oughtn't to be twigging
Perfect	V-ing perfect
I oughtn't to have twigged you oughtn't to have twigged she oughtn't to have twigged we oughtn't to have twigged you oughtn't to have twigged they oughtn't to have twigged	I oughtn't to have been twigging you oughtn't to have been twigging she oughtn't to have been twigging we oughtn't to have been twigging you oughtn't to have been twigging they oughtn't to have been twigging

Interrogative form

Simple form	V-ing form
ought to I twig? ought to you twig? ought to she twig? ought to we twig? ought to you twig? ought to they twig?	ought to I be twigging? ought to you be twigging? ought to she be twigging? ought to we be twigging? ought to you be twigging? ought to they be twigging?
Perfect	V-ing perfect
ought to I have twigged? ought to you have twigged? ought to she have twigged? ought to we have twigged? ought to you have twigged? ought to they have twigged?	ought to I have been twigging? ought to you have been twigging? ought to she have been twigging? ought to we have been twigging? ought to you have been twigging? ought to they have been twigging?

Interro-negative form

Simple form	V-ing form
oughtn't I to twig? oughtn't you to twig? oughtn't she to twig? oughtn't we to twig? oughtn't you to twig? oughtn't they to twig?	oughtn't I to be twigging? oughtn't you to be twigging? oughtn't she to be twigging? oughtn't we to be twigging? oughtn't you to be twigging? oughtn't they to be twigging?
Perfect	V-ing perfect
oughtn't I to have twigged? oughtn't you to have twigged? oughtn't she to have twigged? oughtn't we to have twigged? oughtn't you to have twigged? oughtn't they to have twigged?	oughtn't I to have been twigging? oughtn't you to have been twigging? oughtn't she to have been twigging? oughtn't we to have been twigging? oughtn't you to have been twigging? oughtn't they to have been twigging?