English verb conjugation
OUGHT TO UNDERSELL

Irregular verb: undersell - undersold - undersold

Affirmation

Simple form	V-ing form
I ought to undersell you ought to undersell she ought to undersell we ought to undersell you ought to undersell they ought to undersell	I ought to be underselling you ought to be underselling she ought to be underselling we ought to be underselling you ought to be underselling they ought to be underselling
Perfect	V-ing perfect
I ought to have undersold you ought to have undersold she ought to have undersold we ought to have undersold you ought to have undersold they ought to have undersold	I ought to have been underselling you ought to have been underselling she ought to have been underselling we ought to have been underselling you ought to have been underselling they ought to have been underselling

Negation

Simple form	V-ing form
I oughtn't to undersell you oughtn't to undersell she oughtn't to undersell we oughtn't to undersell you oughtn't to undersell they oughtn't to undersell	I oughtn't to be underselling you oughtn't to be underselling she oughtn't to be underselling we oughtn't to be underselling you oughtn't to be underselling they oughtn't to be underselling
Perfect	V-ing perfect
I oughtn't to have undersold you oughtn't to have undersold she oughtn't to have undersold we oughtn't to have undersold you oughtn't to have undersold they oughtn't to have undersold	I oughtn't to have been underselling you oughtn't to have been underselling she oughtn't to have been underselling we oughtn't to have been underselling you oughtn't to have been underselling they oughtn't to have been underselling

Interrogative form

Simple form	V-ing form
ought to I undersell? ought to you undersell? ought to she undersell? ought to we undersell? ought to you undersell? ought to they undersell?	ought to I be underselling? ought to you be underselling? ought to she be underselling? ought to we be underselling? ought to you be underselling? ought to they be underselling?
Perfect	V-ing perfect
ought to I have undersold? ought to you have undersold? ought to she have undersold? ought to we have undersold? ought to you have undersold? ought to they have undersold?	ought to I have been underselling? ought to you have been underselling? ought to she have been underselling? ought to we have been underselling? ought to you have been underselling? ought to they have been underselling?

Interro-negative form

Simple form	V-ing form
oughtn't I to undersell? oughtn't you to undersell? oughtn't she to undersell? oughtn't we to undersell? oughtn't you to undersell? oughtn't they to undersell?	oughtn't I to be underselling? oughtn't you to be underselling? oughtn't she to be underselling? oughtn't we to be underselling? oughtn't you to be underselling? oughtn't they to be underselling?
Perfect	V-ing perfect
oughtn't I to have undersold? oughtn't you to have undersold? oughtn't she to have undersold? oughtn't we to have undersold? oughtn't you to have undersold? oughtn't they to have undersold?	oughtn't I to have been underselling? oughtn't you to have been underselling? oughtn't she to have been underselling? oughtn't we to have been underselling? oughtn't you to have been underselling? oughtn't they to have been underselling?